[INFO] cloning repository https://github.com/airof98/ch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/airof98/ch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fairof98%2Fch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fairof98%2Fch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e264243a9daa2042927ebac3cc9d4c682698747
[INFO] testing airof98/ch against 1.75.0 for beta-1.76-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fairof98%2Fch" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/airof98/ch on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/airof98/ch
[INFO] finished tweaking git repo https://github.com/airof98/ch
[INFO] tweaked toml for git repo https://github.com/airof98/ch written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/airof98/ch already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-rational v0.1.40
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcb054fc8f866cc292a156f8df4f230b80c4014853877fee51915d0cea39ec5d
[INFO] running `Command { std: "docker" "start" "-a" "fcb054fc8f866cc292a156f8df4f230b80c4014853877fee51915d0cea39ec5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcb054fc8f866cc292a156f8df4f230b80c4014853877fee51915d0cea39ec5d", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2616497fce6ab4aa9cb8af21a3daefc5fbcf64af98d3fe7e1895cea03ef99dd
[INFO] running `Command { std: "docker" "start" "-a" "a2616497fce6ab4aa9cb8af21a3daefc5fbcf64af98d3fe7e1895cea03ef99dd", kill_on_drop: false }`
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[INFO] [stderr]    Compiling num-traits v0.1.41
[INFO] [stderr]    Compiling cc v1.0.3
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling either v1.4.0
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.5
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling serde v1.0.26
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling take_mut v0.2.0
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling csv-core v0.1.3
[INFO] [stderr]    Compiling ordslice v0.2.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling rand v0.3.19
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling num-complex v0.1.41
[INFO] [stderr]    Compiling clap v2.29.0
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling num-bigint v0.1.41
[INFO] [stderr]    Compiling rayon v0.9.0
[INFO] [stderr]    Compiling serde_derive_internals v0.18.1
[INFO] [stderr]    Compiling num-rational v0.1.40
[INFO] [stderr]    Compiling serde_derive v1.0.26
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling stopwatch v0.0.7
[INFO] [stderr]    Compiling csv v1.0.0-beta.5
[INFO] [stderr]    Compiling backtrace v0.3.4
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling ch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/ch.rs:677:14
[INFO] [stdout]     |
[INFO] [stdout] 677 |             };
[INFO] [stdout]     |              ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:265:49
[INFO] [stdout]     |
[INFO] [stdout] 265 |         forget(transmute::<IdxNodeKey, [u8; 4]>(uninitialized()));
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:266:46
[INFO] [stdout]     |
[INFO] [stdout] 266 |         forget(transmute::<IdxLink, [u8; 8]>(uninitialized()));
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:269:13
[INFO] [stdout]     |
[INFO] [stdout] 269 |             uninitialized(),
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/ch.rs:742:46
[INFO] [stdout]     |
[INFO] [stdout] 742 |         forget(transmute::<CHEntry, [u8; 8]>(uninitialized()));
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/ch.rs:743:53
[INFO] [stdout]     |
[INFO] [stdout] 743 |         forget(transmute::<CHContraction, [u8; 16]>(uninitialized()));
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     error_chain! {
[INFO] [stdout] 30 | |         foreign_links {
[INFO] [stdout] 31 | |             De(::serde::de::value::Error);
[INFO] [stdout] 32 | |             Csv(::csv::Error);
[INFO] [stdout] 33 | |         }
[INFO] [stdout] 34 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     error_chain! {
[INFO] [stdout] 30 | |         foreign_links {
[INFO] [stdout] 31 | |             De(::serde::de::value::Error);
[INFO] [stdout] 32 | |             Csv(::csv::Error);
[INFO] [stdout] 33 | |         }
[INFO] [stdout] 34 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/dijkstra.rs:115:25
[INFO] [stdout]     |
[INFO] [stdout] 115 |             if let Some(mut m) = self.min_costs.get_mut(&entry.key) {
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mid` is never read
[INFO] [stdout]   --> src/network/walk.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct Node {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 55 |     mid: u64,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Node` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mid` is never read
[INFO] [stdout]    --> src/network/road.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub struct Node {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] 121 |     mid: u64,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Node` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 |         forget(transmute::<IdxNodeKey, [u8; 4]>(uninitialized()));
[INFO] [stdout]     |         ^^^^^^^-------------------------------------------------^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                argument has type `[u8; 4]`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(forgetting_copy_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `network::IdxNodeKey` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:265:49
[INFO] [stdout]     |
[INFO] [stdout] 265 |         forget(transmute::<IdxNodeKey, [u8; 4]>(uninitialized()));
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                 |
[INFO] [stdout]     |                                                 this code causes undefined behavior when executed
[INFO] [stdout]     |                                                 help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/network/mod.rs:8:23
[INFO] [stdout]     |
[INFO] [stdout] 8   | pub struct IdxNodeKey(u32);
[INFO] [stdout]     |                       ^^^
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 266 |         forget(transmute::<IdxLink, [u8; 8]>(uninitialized()));
[INFO] [stdout]     |         ^^^^^^^----------------------------------------------^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                argument has type `[u8; 8]`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `network::IdxLink` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:266:46
[INFO] [stdout]     |
[INFO] [stdout] 266 |         forget(transmute::<IdxLink, [u8; 8]>(uninitialized()));
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                              |
[INFO] [stdout]     |                                              this code causes undefined behavior when executed
[INFO] [stdout]     |                                              help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: in this struct field
[INFO] [stdout]    --> src/network/mod.rs:46:5
[INFO] [stdout]     |
[INFO] [stdout] 46  |     pub enode_idx: IdxNodeKey,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/network/mod.rs:8:23
[INFO] [stdout]     |
[INFO] [stdout] 8   | pub struct IdxNodeKey(u32);
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:268:9
[INFO] [stdout]     |
[INFO] [stdout] 268 |            forget(transmute::<dijkstra::HeapEntry<IdxNodeKey>, [u8; 12]>(
[INFO] [stdout]     |  __________^______-
[INFO] [stdout]     | | _________|
[INFO] [stdout]     | ||
[INFO] [stdout] 269 | ||             uninitialized(),
[INFO] [stdout] 270 | ||         ));
[INFO] [stdout]     | ||_________-^
[INFO] [stdout]     | |__________|
[INFO] [stdout]     |            argument has type `[u8; 12]`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `HeapEntry<network::IdxNodeKey>` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:269:13
[INFO] [stdout]     |
[INFO] [stdout] 269 |             uninitialized(),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             this code causes undefined behavior when executed
[INFO] [stdout]     |             help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/dijkstra.rs:14:5
[INFO] [stdout]     |
[INFO] [stdout] 14  |     pub cost: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/ch.rs:742:9
[INFO] [stdout]     |
[INFO] [stdout] 742 |         forget(transmute::<CHEntry, [u8; 8]>(uninitialized()));
[INFO] [stdout]     |         ^^^^^^^----------------------------------------------^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                argument has type `[u8; 8]`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `CHEntry` does not permit being left uninitialized
[INFO] [stdout]    --> src/ch.rs:742:46
[INFO] [stdout]     |
[INFO] [stdout] 742 |         forget(transmute::<CHEntry, [u8; 8]>(uninitialized()));
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                              |
[INFO] [stdout]     |                                              this code causes undefined behavior when executed
[INFO] [stdout]     |                                              help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/ch.rs:34:5
[INFO] [stdout]     |
[INFO] [stdout] 34  |     score: i32,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/ch.rs:743:9
[INFO] [stdout]     |
[INFO] [stdout] 743 |         forget(transmute::<CHContraction, [u8; 16]>(uninitialized()));
[INFO] [stdout]     |         ^^^^^^^-----------------------------------------------------^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                argument has type `[u8; 16]`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `CHContraction` does not permit being left uninitialized
[INFO] [stdout]    --> src/ch.rs:743:53
[INFO] [stdout]     |
[INFO] [stdout] 743 |         forget(transmute::<CHContraction, [u8; 16]>(uninitialized()));
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                     |
[INFO] [stdout]     |                                                     this code causes undefined behavior when executed
[INFO] [stdout]     |                                                     help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: in this struct field
[INFO] [stdout]    --> src/ch.rs:50:5
[INFO] [stdout]     |
[INFO] [stdout] 50  |     snode_idx: IdxNodeKey,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/network/mod.rs:8:23
[INFO] [stdout]     |
[INFO] [stdout] 8   | pub struct IdxNodeKey(u32);
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.81s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "a2616497fce6ab4aa9cb8af21a3daefc5fbcf64af98d3fe7e1895cea03ef99dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2616497fce6ab4aa9cb8af21a3daefc5fbcf64af98d3fe7e1895cea03ef99dd", kill_on_drop: false }`
[INFO] [stdout] a2616497fce6ab4aa9cb8af21a3daefc5fbcf64af98d3fe7e1895cea03ef99dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bd2a23880158397e94fd1d7bfb4d1cbabc3481183e6af8cea6c3aa11fccd0e7
[INFO] running `Command { std: "docker" "start" "-a" "0bd2a23880158397e94fd1d7bfb4d1cbabc3481183e6af8cea6c3aa11fccd0e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling ch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/ch.rs:677:14
[INFO] [stdout]     |
[INFO] [stdout] 677 |             };
[INFO] [stdout]     |              ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:265:49
[INFO] [stdout]     |
[INFO] [stdout] 265 |         forget(transmute::<IdxNodeKey, [u8; 4]>(uninitialized()));
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:266:46
[INFO] [stdout]     |
[INFO] [stdout] 266 |         forget(transmute::<IdxLink, [u8; 8]>(uninitialized()));
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:269:13
[INFO] [stdout]     |
[INFO] [stdout] 269 |             uninitialized(),
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/ch.rs:742:46
[INFO] [stdout]     |
[INFO] [stdout] 742 |         forget(transmute::<CHEntry, [u8; 8]>(uninitialized()));
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/ch.rs:743:53
[INFO] [stdout]     |
[INFO] [stdout] 743 |         forget(transmute::<CHContraction, [u8; 16]>(uninitialized()));
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     error_chain! {
[INFO] [stdout] 30 | |         foreign_links {
[INFO] [stdout] 31 | |             De(::serde::de::value::Error);
[INFO] [stdout] 32 | |             Csv(::csv::Error);
[INFO] [stdout] 33 | |         }
[INFO] [stdout] 34 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     error_chain! {
[INFO] [stdout] 30 | |         foreign_links {
[INFO] [stdout] 31 | |             De(::serde::de::value::Error);
[INFO] [stdout] 32 | |             Csv(::csv::Error);
[INFO] [stdout] 33 | |         }
[INFO] [stdout] 34 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/dijkstra.rs:115:25
[INFO] [stdout]     |
[INFO] [stdout] 115 |             if let Some(mut m) = self.min_costs.get_mut(&entry.key) {
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mid` is never read
[INFO] [stdout]   --> src/network/walk.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct Node {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 55 |     mid: u64,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Node` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mid` is never read
[INFO] [stdout]    --> src/network/road.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub struct Node {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] 121 |     mid: u64,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Node` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 |         forget(transmute::<IdxNodeKey, [u8; 4]>(uninitialized()));
[INFO] [stdout]     |         ^^^^^^^-------------------------------------------------^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                argument has type `[u8; 4]`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(forgetting_copy_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `network::IdxNodeKey` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:265:49
[INFO] [stdout]     |
[INFO] [stdout] 265 |         forget(transmute::<IdxNodeKey, [u8; 4]>(uninitialized()));
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                 |
[INFO] [stdout]     |                                                 this code causes undefined behavior when executed
[INFO] [stdout]     |                                                 help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/network/mod.rs:8:23
[INFO] [stdout]     |
[INFO] [stdout] 8   | pub struct IdxNodeKey(u32);
[INFO] [stdout]     |                       ^^^
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 266 |         forget(transmute::<IdxLink, [u8; 8]>(uninitialized()));
[INFO] [stdout]     |         ^^^^^^^----------------------------------------------^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                argument has type `[u8; 8]`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `network::IdxLink` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:266:46
[INFO] [stdout]     |
[INFO] [stdout] 266 |         forget(transmute::<IdxLink, [u8; 8]>(uninitialized()));
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                              |
[INFO] [stdout]     |                                              this code causes undefined behavior when executed
[INFO] [stdout]     |                                              help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: in this struct field
[INFO] [stdout]    --> src/network/mod.rs:46:5
[INFO] [stdout]     |
[INFO] [stdout] 46  |     pub enode_idx: IdxNodeKey,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/network/mod.rs:8:23
[INFO] [stdout]     |
[INFO] [stdout] 8   | pub struct IdxNodeKey(u32);
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:268:9
[INFO] [stdout]     |
[INFO] [stdout] 268 |            forget(transmute::<dijkstra::HeapEntry<IdxNodeKey>, [u8; 12]>(
[INFO] [stdout]     |  __________^______-
[INFO] [stdout]     | | _________|
[INFO] [stdout]     | ||
[INFO] [stdout] 269 | ||             uninitialized(),
[INFO] [stdout] 270 | ||         ));
[INFO] [stdout]     | ||_________-^
[INFO] [stdout]     | |__________|
[INFO] [stdout]     |            argument has type `[u8; 12]`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `HeapEntry<network::IdxNodeKey>` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:269:13
[INFO] [stdout]     |
[INFO] [stdout] 269 |             uninitialized(),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             this code causes undefined behavior when executed
[INFO] [stdout]     |             help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/dijkstra.rs:14:5
[INFO] [stdout]     |
[INFO] [stdout] 14  |     pub cost: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/ch.rs:742:9
[INFO] [stdout]     |
[INFO] [stdout] 742 |         forget(transmute::<CHEntry, [u8; 8]>(uninitialized()));
[INFO] [stdout]     |         ^^^^^^^----------------------------------------------^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                argument has type `[u8; 8]`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `CHEntry` does not permit being left uninitialized
[INFO] [stdout]    --> src/ch.rs:742:46
[INFO] [stdout]     |
[INFO] [stdout] 742 |         forget(transmute::<CHEntry, [u8; 8]>(uninitialized()));
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                              |
[INFO] [stdout]     |                                              this code causes undefined behavior when executed
[INFO] [stdout]     |                                              help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/ch.rs:34:5
[INFO] [stdout]     |
[INFO] [stdout] 34  |     score: i32,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/ch.rs:743:9
[INFO] [stdout]     |
[INFO] [stdout] 743 |         forget(transmute::<CHContraction, [u8; 16]>(uninitialized()));
[INFO] [stdout]     |         ^^^^^^^-----------------------------------------------------^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                argument has type `[u8; 16]`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `CHContraction` does not permit being left uninitialized
[INFO] [stdout]    --> src/ch.rs:743:53
[INFO] [stdout]     |
[INFO] [stdout] 743 |         forget(transmute::<CHContraction, [u8; 16]>(uninitialized()));
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                     |
[INFO] [stdout]     |                                                     this code causes undefined behavior when executed
[INFO] [stdout]     |                                                     help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: in this struct field
[INFO] [stdout]    --> src/ch.rs:50:5
[INFO] [stdout]     |
[INFO] [stdout] 50  |     snode_idx: IdxNodeKey,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/network/mod.rs:8:23
[INFO] [stdout]     |
[INFO] [stdout] 8   | pub struct IdxNodeKey(u32);
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/ch.rs:677:14
[INFO] [stdout]     |
[INFO] [stdout] 677 |             };
[INFO] [stdout]     |              ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:265:49
[INFO] [stdout]     |
[INFO] [stdout] 265 |         forget(transmute::<IdxNodeKey, [u8; 4]>(uninitialized()));
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:266:46
[INFO] [stdout]     |
[INFO] [stdout] 266 |         forget(transmute::<IdxLink, [u8; 8]>(uninitialized()));
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:269:13
[INFO] [stdout]     |
[INFO] [stdout] 269 |             uninitialized(),
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/ch.rs:742:46
[INFO] [stdout]     |
[INFO] [stdout] 742 |         forget(transmute::<CHEntry, [u8; 8]>(uninitialized()));
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/ch.rs:743:53
[INFO] [stdout]     |
[INFO] [stdout] 743 |         forget(transmute::<CHContraction, [u8; 16]>(uninitialized()));
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     error_chain! {
[INFO] [stdout] 30 | |         foreign_links {
[INFO] [stdout] 31 | |             De(::serde::de::value::Error);
[INFO] [stdout] 32 | |             Csv(::csv::Error);
[INFO] [stdout] 33 | |         }
[INFO] [stdout] 34 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     error_chain! {
[INFO] [stdout] 30 | |         foreign_links {
[INFO] [stdout] 31 | |             De(::serde::de::value::Error);
[INFO] [stdout] 32 | |             Csv(::csv::Error);
[INFO] [stdout] 33 | |         }
[INFO] [stdout] 34 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/dijkstra.rs:115:25
[INFO] [stdout]     |
[INFO] [stdout] 115 |             if let Some(mut m) = self.min_costs.get_mut(&entry.key) {
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mid` is never read
[INFO] [stdout]   --> src/network/walk.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct Node {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 55 |     mid: u64,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Node` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mid` is never read
[INFO] [stdout]    --> src/network/road.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub struct Node {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] 121 |     mid: u64,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Node` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 |         forget(transmute::<IdxNodeKey, [u8; 4]>(uninitialized()));
[INFO] [stdout]     |         ^^^^^^^-------------------------------------------------^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                argument has type `[u8; 4]`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(forgetting_copy_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `network::IdxNodeKey` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:265:49
[INFO] [stdout]     |
[INFO] [stdout] 265 |         forget(transmute::<IdxNodeKey, [u8; 4]>(uninitialized()));
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                 |
[INFO] [stdout]     |                                                 this code causes undefined behavior when executed
[INFO] [stdout]     |                                                 help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/network/mod.rs:8:23
[INFO] [stdout]     |
[INFO] [stdout] 8   | pub struct IdxNodeKey(u32);
[INFO] [stdout]     |                       ^^^
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 266 |         forget(transmute::<IdxLink, [u8; 8]>(uninitialized()));
[INFO] [stdout]     |         ^^^^^^^----------------------------------------------^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                argument has type `[u8; 8]`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `network::IdxLink` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:266:46
[INFO] [stdout]     |
[INFO] [stdout] 266 |         forget(transmute::<IdxLink, [u8; 8]>(uninitialized()));
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                              |
[INFO] [stdout]     |                                              this code causes undefined behavior when executed
[INFO] [stdout]     |                                              help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: in this struct field
[INFO] [stdout]    --> src/network/mod.rs:46:5
[INFO] [stdout]     |
[INFO] [stdout] 46  |     pub enode_idx: IdxNodeKey,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/network/mod.rs:8:23
[INFO] [stdout]     |
[INFO] [stdout] 8   | pub struct IdxNodeKey(u32);
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:268:9
[INFO] [stdout]     |
[INFO] [stdout] 268 |            forget(transmute::<dijkstra::HeapEntry<IdxNodeKey>, [u8; 12]>(
[INFO] [stdout]     |  __________^______-
[INFO] [stdout]     | | _________|
[INFO] [stdout]     | ||
[INFO] [stdout] 269 | ||             uninitialized(),
[INFO] [stdout] 270 | ||         ));
[INFO] [stdout]     | ||_________-^
[INFO] [stdout]     | |__________|
[INFO] [stdout]     |            argument has type `[u8; 12]`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `HeapEntry<network::IdxNodeKey>` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:269:13
[INFO] [stdout]     |
[INFO] [stdout] 269 |             uninitialized(),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             this code causes undefined behavior when executed
[INFO] [stdout]     |             help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/dijkstra.rs:14:5
[INFO] [stdout]     |
[INFO] [stdout] 14  |     pub cost: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/ch.rs:742:9
[INFO] [stdout]     |
[INFO] [stdout] 742 |         forget(transmute::<CHEntry, [u8; 8]>(uninitialized()));
[INFO] [stdout]     |         ^^^^^^^----------------------------------------------^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                argument has type `[u8; 8]`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `CHEntry` does not permit being left uninitialized
[INFO] [stdout]    --> src/ch.rs:742:46
[INFO] [stdout]     |
[INFO] [stdout] 742 |         forget(transmute::<CHEntry, [u8; 8]>(uninitialized()));
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                              |
[INFO] [stdout]     |                                              this code causes undefined behavior when executed
[INFO] [stdout]     |                                              help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/ch.rs:34:5
[INFO] [stdout]     |
[INFO] [stdout] 34  |     score: i32,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/ch.rs:743:9
[INFO] [stdout]     |
[INFO] [stdout] 743 |         forget(transmute::<CHContraction, [u8; 16]>(uninitialized()));
[INFO] [stdout]     |         ^^^^^^^-----------------------------------------------------^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                argument has type `[u8; 16]`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `CHContraction` does not permit being left uninitialized
[INFO] [stdout]    --> src/ch.rs:743:53
[INFO] [stdout]     |
[INFO] [stdout] 743 |         forget(transmute::<CHContraction, [u8; 16]>(uninitialized()));
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                     |
[INFO] [stdout]     |                                                     this code causes undefined behavior when executed
[INFO] [stdout]     |                                                     help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: in this struct field
[INFO] [stdout]    --> src/ch.rs:50:5
[INFO] [stdout]     |
[INFO] [stdout] 50  |     snode_idx: IdxNodeKey,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/network/mod.rs:8:23
[INFO] [stdout]     |
[INFO] [stdout] 8   | pub struct IdxNodeKey(u32);
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.89s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "0bd2a23880158397e94fd1d7bfb4d1cbabc3481183e6af8cea6c3aa11fccd0e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bd2a23880158397e94fd1d7bfb4d1cbabc3481183e6af8cea6c3aa11fccd0e7", kill_on_drop: false }`
[INFO] [stdout] 0bd2a23880158397e94fd1d7bfb4d1cbabc3481183e6af8cea6c3aa11fccd0e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 23b2a488bc641b6935330dab6c93dec5ed9cff736d48e7a84c1bed86cb7b3901
[INFO] running `Command { std: "docker" "start" "-a" "23b2a488bc641b6935330dab6c93dec5ed9cff736d48e7a84c1bed86cb7b3901", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/ch.rs:677:14
[INFO] [stderr]     |
[INFO] [stderr] 677 |             };
[INFO] [stderr]     |              ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:265:49
[INFO] [stderr]     |
[INFO] [stderr] 265 |         forget(transmute::<IdxNodeKey, [u8; 4]>(uninitialized()));
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:266:46
[INFO] [stderr]     |
[INFO] [stderr] 266 |         forget(transmute::<IdxLink, [u8; 8]>(uninitialized()));
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:269:13
[INFO] [stderr]     |
[INFO] [stderr] 269 |             uninitialized(),
[INFO] [stderr]     |             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/ch.rs:742:46
[INFO] [stderr]     |
[INFO] [stderr] 742 |         forget(transmute::<CHEntry, [u8; 8]>(uninitialized()));
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/ch.rs:743:53
[INFO] [stderr]     |
[INFO] [stderr] 743 |         forget(transmute::<CHContraction, [u8; 16]>(uninitialized()));
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | /     error_chain! {
[INFO] [stderr] 30 | |         foreign_links {
[INFO] [stderr] 31 | |             De(::serde::de::value::Error);
[INFO] [stderr] 32 | |             Csv(::csv::Error);
[INFO] [stderr] 33 | |         }
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/lib.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | /     error_chain! {
[INFO] [stderr] 30 | |         foreign_links {
[INFO] [stderr] 31 | |             De(::serde::de::value::Error);
[INFO] [stderr] 32 | |             Csv(::csv::Error);
[INFO] [stderr] 33 | |         }
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/dijkstra.rs:115:25
[INFO] [stderr]     |
[INFO] [stderr] 115 |             if let Some(mut m) = self.min_costs.get_mut(&entry.key) {
[INFO] [stderr]     |                         ----^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `mid` is never read
[INFO] [stderr]   --> src/network/walk.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub struct Node {
[INFO] [stderr]    |            ---- field in this struct
[INFO] [stderr] 55 |     mid: u64,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Node` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `mid` is never read
[INFO] [stderr]    --> src/network/road.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 120 | pub struct Node {
[INFO] [stderr]     |            ---- field in this struct
[INFO] [stderr] 121 |     mid: u64,
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Node` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stderr]    --> src/lib.rs:265:9
[INFO] [stderr]     |
[INFO] [stderr] 265 |         forget(transmute::<IdxNodeKey, [u8; 4]>(uninitialized()));
[INFO] [stderr]     |         ^^^^^^^-------------------------------------------------^
[INFO] [stderr]     |                |
[INFO] [stderr]     |                argument has type `[u8; 4]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     = note: `#[warn(forgetting_copy_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the type `network::IdxNodeKey` does not permit being left uninitialized
[INFO] [stderr]    --> src/lib.rs:265:49
[INFO] [stderr]     |
[INFO] [stderr] 265 |         forget(transmute::<IdxNodeKey, [u8; 4]>(uninitialized()));
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                                 |
[INFO] [stderr]     |                                                 this code causes undefined behavior when executed
[INFO] [stderr]     |                                                 help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]    --> src/network/mod.rs:8:23
[INFO] [stderr]     |
[INFO] [stderr] 8   | pub struct IdxNodeKey(u32);
[INFO] [stderr]     |                       ^^^
[INFO] [stderr]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stderr]    --> src/lib.rs:266:9
[INFO] [stderr]     |
[INFO] [stderr] 266 |         forget(transmute::<IdxLink, [u8; 8]>(uninitialized()));
[INFO] [stderr]     |         ^^^^^^^----------------------------------------------^
[INFO] [stderr]     |                |
[INFO] [stderr]     |                argument has type `[u8; 8]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: the type `network::IdxLink` does not permit being left uninitialized
[INFO] [stderr]    --> src/lib.rs:266:46
[INFO] [stderr]     |
[INFO] [stderr] 266 |         forget(transmute::<IdxLink, [u8; 8]>(uninitialized()));
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                              |
[INFO] [stderr]     |                                              this code causes undefined behavior when executed
[INFO] [stderr]     |                                              help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr] note: in this struct field
[INFO] [stderr]    --> src/network/mod.rs:46:5
[INFO] [stderr]     |
[INFO] [stderr] 46  |     pub enode_idx: IdxNodeKey,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]    --> src/network/mod.rs:8:23
[INFO] [stderr]     |
[INFO] [stderr] 8   | pub struct IdxNodeKey(u32);
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stderr]    --> src/lib.rs:268:9
[INFO] [stderr]     |
[INFO] [stderr] 268 |            forget(transmute::<dijkstra::HeapEntry<IdxNodeKey>, [u8; 12]>(
[INFO] [stderr]     |  __________^______-
[INFO] [stderr]     | | _________|
[INFO] [stderr]     | ||
[INFO] [stderr] 269 | ||             uninitialized(),
[INFO] [stderr] 270 | ||         ));
[INFO] [stderr]     | ||_________-^
[INFO] [stderr]     | |__________|
[INFO] [stderr]     |            argument has type `[u8; 12]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: the type `HeapEntry<network::IdxNodeKey>` does not permit being left uninitialized
[INFO] [stderr]    --> src/lib.rs:269:13
[INFO] [stderr]     |
[INFO] [stderr] 269 |             uninitialized(),
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             this code causes undefined behavior when executed
[INFO] [stderr]     |             help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]    --> src/dijkstra.rs:14:5
[INFO] [stderr]     |
[INFO] [stderr] 14  |     pub cost: u32,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stderr]    --> src/ch.rs:742:9
[INFO] [stderr]     |
[INFO] [stderr] 742 |         forget(transmute::<CHEntry, [u8; 8]>(uninitialized()));
[INFO] [stderr]     |         ^^^^^^^----------------------------------------------^
[INFO] [stderr]     |                |
[INFO] [stderr]     |                argument has type `[u8; 8]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: the type `CHEntry` does not permit being left uninitialized
[INFO] [stderr]    --> src/ch.rs:742:46
[INFO] [stderr]     |
[INFO] [stderr] 742 |         forget(transmute::<CHEntry, [u8; 8]>(uninitialized()));
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                              |
[INFO] [stderr]     |                                              this code causes undefined behavior when executed
[INFO] [stderr]     |                                              help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]    --> src/ch.rs:34:5
[INFO] [stderr]     |
[INFO] [stderr] 34  |     score: i32,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stderr]    --> src/ch.rs:743:9
[INFO] [stderr]     |
[INFO] [stderr] 743 |         forget(transmute::<CHContraction, [u8; 16]>(uninitialized()));
[INFO] [stderr]     |         ^^^^^^^-----------------------------------------------------^
[INFO] [stderr]     |                |
[INFO] [stderr]     |                argument has type `[u8; 16]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: the type `CHContraction` does not permit being left uninitialized
[INFO] [stderr]    --> src/ch.rs:743:53
[INFO] [stderr]     |
[INFO] [stderr] 743 |         forget(transmute::<CHContraction, [u8; 16]>(uninitialized()));
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                                     |
[INFO] [stderr]     |                                                     this code causes undefined behavior when executed
[INFO] [stderr]     |                                                     help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr] note: in this struct field
[INFO] [stderr]    --> src/ch.rs:50:5
[INFO] [stderr]     |
[INFO] [stderr] 50  |     snode_idx: IdxNodeKey,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]    --> src/network/mod.rs:8:23
[INFO] [stderr]     |
[INFO] [stderr] 8   | pub struct IdxNodeKey(u32);
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ch` (lib) generated 21 warnings (run `cargo fix --lib -p ch` to apply 1 suggestion)
[INFO] [stderr] warning: `ch` (lib test) generated 21 warnings (21 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ch-7c6d35a5795a107f)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_run_walk ... FAILED
[INFO] [stdout] test tests::test_run_car ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_run_walk stdout ----
[INFO] [stdout] thread 'tests::test_run_walk' panicked at src/lib.rs:96:53:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Error(Csv(Error(Io(Os { code: 2, kind: NotFound, message: "No such file or directory" }))), State { next_error: None, backtrace: Some(stack backtrace:
[INFO] [stdout]    0:     0x55d759ae4bf0 - <no info>
[INFO] [stdout]    1:     0x55d759ae8018 - <no info>
[INFO] [stdout]    2:     0x55d759ae7f60 - <no info>
[INFO] [stdout]    3:     0x55d759ae0ce4 - <no info>
[INFO] [stdout]    4:     0x55d759ae0d2e - <no info>
[INFO] [stdout]    5:     0x55d759a284fb - <no info>
[INFO] [stdout]    6:     0x55d759a285a8 - <no info>
[INFO] [stdout]    7:     0x55d759a63829 - <no info>
[INFO] [stdout]    8:     0x55d759a1e442 - <no info>
[INFO] [stdout]    9:     0x55d759a55208 - <no info>
[INFO] [stdout]   10:     0x55d759a51f95 - <no info>
[INFO] [stdout]   11:     0x55d759a56d04 - <no info>
[INFO] [stdout]   12:     0x55d759a06af5 - <no info>
[INFO] [stdout]   13:     0x55d759a06ad6 - <no info>
[INFO] [stdout]   14:     0x55d759a63e85 - <no info>
[INFO] [stdout]   15:     0x55d759aa20de - <no info>
[INFO] [stdout]   16:     0x55d759aa10f4 - <no info>
[INFO] [stdout]   17:     0x55d759a693b5 - <no info>
[INFO] [stdout]   18:     0x55d759a6e466 - <no info>
[INFO] [stdout]   19:     0x55d759b2c9b4 - <no info>
[INFO] [stdout]   20:     0x7f4555668ac2 - <no info>
[INFO] [stdout]   21:     0x7f45556f9bf3 - <no info>
[INFO] [stdout]   22:                0x0 - <no info>) })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55d759b25cfc - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55d759b25cfc - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55d759b25cfc - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55d759b25cfc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55d759b500f0 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55d759b500f0 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55d759b234df - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x55d759b25ae4 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55d759b25ae4 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55d759b277a7 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x55d759b27493 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55d759a9ca87 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x55d759a9ca87 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55d759b27db8 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x55d759b27db8 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55d759b27b0e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x55d759b261c6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x55d759b27872 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55d75998ce45 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55d75998d3d3 - core::result::unwrap_failed::hddb4fea594200c52
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:1653:5
[INFO] [stdout]   20:     0x55d759a1df8b - core::result::Result<T,E>::unwrap::h1f068a61f5b12ecf
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:1077:23
[INFO] [stdout]   21:     0x55d759a56d21 - ch::run::h36e962a8099ca689
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:96:19
[INFO] [stdout]   22:     0x55d759a06af6 - ch::tests::test_run_walk::h80e81fc7f7bbb7a2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:251:9
[INFO] [stdout]   23:     0x55d759a06ad7 - ch::tests::test_run_walk::{{closure}}::h520ac922efd9ec43
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:250:23
[INFO] [stdout]   24:     0x55d759a63e86 - core::ops::function::FnOnce::call_once::hce0cfd93a7619853
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55d759aa20df - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x55d759aa20df - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   27:     0x55d759aa10f5 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   28:     0x55d759aa10f5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x55d759aa10f5 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   30:     0x55d759aa10f5 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   31:     0x55d759aa10f5 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x55d759aa10f5 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   33:     0x55d759aa10f5 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   34:     0x55d759a693b6 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   35:     0x55d759a693b6 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   36:     0x55d759a6e467 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x55d759a6e467 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x55d759a6e467 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   39:     0x55d759a6e467 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   40:     0x55d759a6e467 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x55d759a6e467 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x55d759a6e467 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x55d759b2c9b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   44:     0x55d759b2c9b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   45:     0x55d759b2c9b5 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7f4555668ac3 - <unknown>
[INFO] [stdout]   47:     0x7f45556f9bf4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_run_car stdout ----
[INFO] [stdout] thread 'tests::test_run_car' panicked at src/lib.rs:171:52:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Error(Csv(Error(Io(Os { code: 2, kind: NotFound, message: "No such file or directory" }))), State { next_error: None, backtrace: Some(stack backtrace:
[INFO] [stdout]    0:     0x55d759ae4bf0 - <no info>
[INFO] [stdout]    1:     0x55d759ae8018 - <no info>
[INFO] [stdout]    2:     0x55d759ae7f60 - <no info>
[INFO] [stdout]    3:     0x55d759ae0ce4 - <no info>
[INFO] [stdout]    4:     0x55d759ae0d2e - <no info>
[INFO] [stdout]    5:     0x55d759a284fb - <no info>
[INFO] [stdout]    6:     0x55d759a285a8 - <no info>
[INFO] [stdout]    7:     0x55d759a63829 - <no info>
[INFO] [stdout]    8:     0x55d759a1e442 - <no info>
[INFO] [stdout]    9:     0x55d759a55778 - <no info>
[INFO] [stdout]   10:     0x55d759a232a5 - <no info>
[INFO] [stdout]   11:     0x55d759a57d65 - <no info>
[INFO] [stdout]   12:     0x55d759a06b35 - <no info>
[INFO] [stdout]   13:     0x55d759a06b16 - <no info>
[INFO] [stdout]   14:     0x55d759a64075 - <no info>
[INFO] [stdout]   15:     0x55d759aa20de - <no info>
[INFO] [stdout]   16:     0x55d759aa10f4 - <no info>
[INFO] [stdout]   17:     0x55d759a693b5 - <no info>
[INFO] [stdout]   18:     0x55d759a6e466 - <no info>
[INFO] [stdout]   19:     0x55d759b2c9b4 - <no info>
[INFO] [stdout]   20:     0x7f4555668ac2 - <no info>
[INFO] [stdout]   21:     0x7f45556f9bf3 - <no info>
[INFO] [stdout]   22:                0x0 - <no info>) })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55d759b25cfc - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55d759b25cfc - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55d759b25cfc - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55d759b25cfc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55d759b500f0 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55d759b500f0 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55d759b234df - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x55d759b25ae4 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55d759b25ae4 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55d759b277a7 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x55d759b27493 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55d759a9ca87 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x55d759a9ca87 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55d759b27db8 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x55d759b27db8 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55d759b27b0e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x55d759b261c6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x55d759b27872 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55d75998ce45 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55d75998d3d3 - core::result::unwrap_failed::hddb4fea594200c52
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:1653:5
[INFO] [stdout]   20:     0x55d759a1e06b - core::result::Result<T,E>::unwrap::h5ddb0e2ea3296d3a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:1077:23
[INFO] [stdout]   21:     0x55d759a57d82 - ch::run_car::h9b18d8edcf8e5364
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:171:19
[INFO] [stdout]   22:     0x55d759a06b36 - ch::tests::test_run_car::h35acb878605bd5d2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:256:9
[INFO] [stdout]   23:     0x55d759a06b17 - ch::tests::test_run_car::{{closure}}::h3a2bd64be28e0bf3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:255:22
[INFO] [stdout]   24:     0x55d759a64076 - core::ops::function::FnOnce::call_once::hfa077b2cbadc2f3e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55d759aa20df - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x55d759aa20df - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   27:     0x55d759aa10f5 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   28:     0x55d759aa10f5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x55d759aa10f5 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   30:     0x55d759aa10f5 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   31:     0x55d759aa10f5 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x55d759aa10f5 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   33:     0x55d759aa10f5 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   34:     0x55d759a693b6 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   35:     0x55d759a693b6 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   36:     0x55d759a6e467 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x55d759a6e467 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x55d759a6e467 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   39:     0x55d759a6e467 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   40:     0x55d759a6e467 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x55d759a6e467 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x55d759a6e467 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x55d759b2c9b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   44:     0x55d759b2c9b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   45:     0x55d759b2c9b5 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7f4555668ac3 - <unknown>
[INFO] [stdout]   47:     0x7f45556f9bf4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_run_car
[INFO] [stdout]     tests::test_run_walk
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "23b2a488bc641b6935330dab6c93dec5ed9cff736d48e7a84c1bed86cb7b3901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23b2a488bc641b6935330dab6c93dec5ed9cff736d48e7a84c1bed86cb7b3901", kill_on_drop: false }`
[INFO] [stdout] 23b2a488bc641b6935330dab6c93dec5ed9cff736d48e7a84c1bed86cb7b3901
