[INFO] cloning repository https://github.com/riboseinc/riffol
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/riboseinc/riffol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friboseinc%2Friffol", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friboseinc%2Friffol'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3fa11b085767de108c62141b2faf1b60e379c081
[INFO] testing riboseinc/riffol against 1.76.0 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friboseinc%2Friffol" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/riboseinc/riffol on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/riboseinc/riffol
[INFO] finished tweaking git repo https://github.com/riboseinc/riffol
[INFO] tweaked toml for git repo https://github.com/riboseinc/riffol written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/riboseinc/riffol 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syslog v4.0.1
[INFO] [stderr]   Downloaded error-chain v0.11.0
[INFO] [stderr]   Downloaded pest v2.0.1
[INFO] [stderr]   Downloaded pest_meta v2.0.3
[INFO] [stderr]   Downloaded sha-1 v0.7.0
[INFO] [stderr]   Downloaded ucd-trie v0.1.1
[INFO] [stderr]   Downloaded syn v0.15.12
[INFO] [stderr]   Downloaded maplit v1.0.1
[INFO] [stderr]   Downloaded pest_derive v2.0.1
[INFO] [stderr]   Downloaded pest_generator v2.0.0
[INFO] [stderr]   Downloaded nereon_derive v0.4.2
[INFO] [stderr]   Downloaded nereon v0.4.2
[INFO] [stderr]   Downloaded signal-hook v0.1.5
[INFO] [stderr]   Downloaded arc-swap v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb21434058d4ea1a34e9e3d1e09da8e47af1263fa52f736cec3aa709c36df9fb
[INFO] running `Command { std: "docker" "start" "-a" "eb21434058d4ea1a34e9e3d1e09da8e47af1263fa52f736cec3aa709c36df9fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb21434058d4ea1a34e9e3d1e09da8e47af1263fa52f736cec3aa709c36df9fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb21434058d4ea1a34e9e3d1e09da8e47af1263fa52f736cec3aa709c36df9fb", kill_on_drop: false }`
[INFO] [stdout] eb21434058d4ea1a34e9e3d1e09da8e47af1263fa52f736cec3aa709c36df9fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24618393f43c3096369983a1c8496489d40ee773d4c90e338e085681a31919aa
[INFO] running `Command { std: "docker" "start" "-a" "24618393f43c3096369983a1c8496489d40ee773d4c90e338e085681a31919aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling smallvec v0.6.5
[INFO] [stderr]    Compiling pest v2.0.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling lock_api v0.1.4
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]    Compiling lazycell v1.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling arc-swap v0.3.2
[INFO] [stderr]    Compiling termcolor v0.3.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.0
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling pest_meta v2.0.3
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn v0.15.12
[INFO] [stderr]    Compiling signal-hook v0.1.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling stderrlog v0.4.1
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling pest_generator v2.0.0
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling syslog v4.0.1
[INFO] [stderr]    Compiling nereon_derive v0.4.2
[INFO] [stderr]    Compiling pest_derive v2.0.1
[INFO] [stderr]    Compiling nereon v0.4.2
[INFO] [stderr]    Compiling riffol v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]   --> src/signal.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 25 | use libc;
[INFO] [stdout]    |     ---- the item `libc` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 33 |         use libc;
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/health.rs:149:50
[INFO] [stdout]     |
[INFO] [stdout] 149 |             let mut stats: statvfs = ::std::mem::uninitialized();
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]    --> src/application.rs:289:14
[INFO] [stdout]     |
[INFO] [stdout] 289 |             .before_exec(move || {
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/stream.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |                 let mut connection = connections.get_mut(handle).unwrap();
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/stream.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 |                 let mut connection = connections.remove(handle);
[INFO] [stdout]     |                     ----^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/stream.rs:243:17
[INFO] [stdout]     |
[INFO] [stdout] 243 |             let mut logger: syslog::Result<
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `libc::statvfs` does not permit being left uninitialized
[INFO] [stdout]    --> src/health.rs:149:38
[INFO] [stdout]     |
[INFO] [stdout] 149 |             let mut stats: statvfs = ::std::mem::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
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Option::<T>::map_or` that must be used
[INFO] [stdout]    --> src/init.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |             stop_idx.map_or((), |idx| self.schedule_stop(idx));
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the returned value, use `if let` instead
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 142 |             let _ = stop_idx.map_or((), |idx| self.schedule_stop(idx));
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.77s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9
[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" "24618393f43c3096369983a1c8496489d40ee773d4c90e338e085681a31919aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24618393f43c3096369983a1c8496489d40ee773d4c90e338e085681a31919aa", kill_on_drop: false }`
[INFO] [stdout] 24618393f43c3096369983a1c8496489d40ee773d4c90e338e085681a31919aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 985c921f884d7c1b52c6eb7b13bbf32a22c76e376f0090c6fa515b4f7c13132e
[INFO] running `Command { std: "docker" "start" "-a" "985c921f884d7c1b52c6eb7b13bbf32a22c76e376f0090c6fa515b4f7c13132e", kill_on_drop: false }`
[INFO] [stderr]    Compiling riffol v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]   --> src/signal.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 25 | use libc;
[INFO] [stdout]    |     ---- the item `libc` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 33 |         use libc;
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/health.rs:149:50
[INFO] [stdout]     |
[INFO] [stdout] 149 |             let mut stats: statvfs = ::std::mem::uninitialized();
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]    --> src/application.rs:289:14
[INFO] [stdout]     |
[INFO] [stdout] 289 |             .before_exec(move || {
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/stream.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |                 let mut connection = connections.get_mut(handle).unwrap();
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/stream.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 |                 let mut connection = connections.remove(handle);
[INFO] [stdout]     |                     ----^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/stream.rs:243:17
[INFO] [stdout]     |
[INFO] [stdout] 243 |             let mut logger: syslog::Result<
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `libc::statvfs` does not permit being left uninitialized
[INFO] [stdout]    --> src/health.rs:149:38
[INFO] [stdout]     |
[INFO] [stdout] 149 |             let mut stats: statvfs = ::std::mem::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
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Option::<T>::map_or` that must be used
[INFO] [stdout]    --> src/init.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |             stop_idx.map_or((), |idx| self.schedule_stop(idx));
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the returned value, use `if let` instead
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 142 |             let _ = stop_idx.map_or((), |idx| self.schedule_stop(idx));
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]   --> src/signal.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 25 | use libc;
[INFO] [stdout]    |     ---- the item `libc` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 33 |         use libc;
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/health.rs:149:50
[INFO] [stdout]     |
[INFO] [stdout] 149 |             let mut stats: statvfs = ::std::mem::uninitialized();
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]    --> src/application.rs:289:14
[INFO] [stdout]     |
[INFO] [stdout] 289 |             .before_exec(move || {
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/stream.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |                 let mut connection = connections.get_mut(handle).unwrap();
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/stream.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 |                 let mut connection = connections.remove(handle);
[INFO] [stdout]     |                     ----^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/stream.rs:243:17
[INFO] [stdout]     |
[INFO] [stdout] 243 |             let mut logger: syslog::Result<
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `libc::statvfs` does not permit being left uninitialized
[INFO] [stdout]    --> src/health.rs:149:38
[INFO] [stdout]     |
[INFO] [stdout] 149 |             let mut stats: statvfs = ::std::mem::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
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Option::<T>::map_or` that must be used
[INFO] [stdout]    --> src/init.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |             stop_idx.map_or((), |idx| self.schedule_stop(idx));
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the returned value, use `if let` instead
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 142 |             let _ = stop_idx.map_or((), |idx| self.schedule_stop(idx));
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9
[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" "985c921f884d7c1b52c6eb7b13bbf32a22c76e376f0090c6fa515b4f7c13132e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "985c921f884d7c1b52c6eb7b13bbf32a22c76e376f0090c6fa515b4f7c13132e", kill_on_drop: false }`
[INFO] [stdout] 985c921f884d7c1b52c6eb7b13bbf32a22c76e376f0090c6fa515b4f7c13132e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b885b5d16cba2b86d890e113df746e5d220c7011e31101b0d7f36b8f02040ca0
[INFO] running `Command { std: "docker" "start" "-a" "b885b5d16cba2b86d890e113df746e5d220c7011e31101b0d7f36b8f02040ca0", kill_on_drop: false }`
[INFO] [stderr] warning: the item `libc` is imported redundantly
[INFO] [stderr]   --> src/signal.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 25 | use libc;
[INFO] [stderr]    |     ---- the item `libc` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 33 |         use libc;
[INFO] [stderr]    |             ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/health.rs:149:50
[INFO] [stderr]     |
[INFO] [stderr] 149 |             let mut stats: statvfs = ::std::mem::uninitialized();
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stderr]    --> src/application.rs:289:14
[INFO] [stderr]     |
[INFO] [stderr] 289 |             .before_exec(move || {
[INFO] [stderr]     |              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/stream.rs:176:21
[INFO] [stderr]     |
[INFO] [stderr] 176 |                 let mut connection = connections.get_mut(handle).unwrap();
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/stream.rs:195:21
[INFO] [stderr]     |
[INFO] [stderr] 195 |                 let mut connection = connections.remove(handle);
[INFO] [stderr]     |                     ----^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/stream.rs:243:17
[INFO] [stderr]     |
[INFO] [stderr] 243 |             let mut logger: syslog::Result<
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: the type `libc::statvfs` does not permit being left uninitialized
[INFO] [stderr]    --> src/health.rs:149:38
[INFO] [stderr]     |
[INFO] [stderr] 149 |             let mut stats: statvfs = ::std::mem::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
[INFO] [stderr]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Option::<T>::map_or` that must be used
[INFO] [stderr]    --> src/init.rs:142:13
[INFO] [stderr]     |
[INFO] [stderr] 142 |             stop_idx.map_or((), |idx| self.schedule_stop(idx));
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the returned value, use `if let` instead
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 142 |             let _ = stop_idx.map_or((), |idx| self.schedule_stop(idx));
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `riffol` (lib) generated 8 warnings (run `cargo fix --lib -p riffol` to apply 3 suggestions)
[INFO] [stderr] warning: `riffol` (lib test) generated 8 warnings (8 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: syn v0.14.9
[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/riffol-4004390c60e649b1)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test config::tests::test ... ok
[INFO] [stdout] test stream::test::test1 ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- stream::test::test1 stdout ----
[INFO] [stdout] thread 'stream::test::test1' panicked at src/stream.rs:292:14:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55fb9c199d66 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55fb9c199d66 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55fb9c199d66 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55fb9c199d66 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55fb9c1c7280 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55fb9c1c7280 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55fb9c19743f - std::io::Write::write_fmt::h1299aa7741865f2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x55fb9c199b44 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55fb9c199b44 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55fb9c19b8b7 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x55fb9c19b59d - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55fb9bfb30c7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x55fb9bfb30c7 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55fb9c19bed6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x55fb9c19bed6 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55fb9c19bc22 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x55fb9c19a266 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55fb9c19b980 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55fb9bf13e25 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55fb9bf14403 - core::result::unwrap_failed::h03d8a5018196e1cd
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/result.rs:1649:5
[INFO] [stdout]   20:     0x55fb9bf750f3 - core::result::Result<T,E>::unwrap::hbdd571ee8f39098b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/result.rs:1073:23
[INFO] [stdout]   21:     0x55fb9bf6b375 - riffol::stream::test::test1::hb846a88fabc2bf5c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/stream.rs:286:26
[INFO] [stdout]   22:     0x55fb9bf6b207 - riffol::stream::test::test1::{{closure}}::hf6cd647a834f1b22
[INFO] [stdout]                                at /opt/rustwide/workdir/src/stream.rs:284:15
[INFO] [stdout]   23:     0x55fb9bf42066 - core::ops::function::FnOnce::call_once::h2825890e0f0ebd3c
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55fb9bfb899f - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55fb9bfb899f - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stdout]   26:     0x55fb9bfb7721 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stdout]   27:     0x55fb9bfb7721 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x55fb9bfb7721 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x55fb9bfb7721 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x55fb9bfb7721 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x55fb9bfb7721 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stdout]   32:     0x55fb9bfb7721 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stdout]   33:     0x55fb9bf7ea56 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stdout]   34:     0x55fb9bf7ea56 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x55fb9bf83ab7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x55fb9bf83ab7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x55fb9bf83ab7 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x55fb9bf83ab7 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x55fb9bf83ab7 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x55fb9bf83ab7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x55fb9bf83ab7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x55fb9c1a0be5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x55fb9c1a0be5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x55fb9c1a0be5 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f87c93c0ac3 - <unknown>
[INFO] [stdout]   46:     0x7f87c9451bf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     stream::test::test1
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "b885b5d16cba2b86d890e113df746e5d220c7011e31101b0d7f36b8f02040ca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b885b5d16cba2b86d890e113df746e5d220c7011e31101b0d7f36b8f02040ca0", kill_on_drop: false }`
[INFO] [stdout] b885b5d16cba2b86d890e113df746e5d220c7011e31101b0d7f36b8f02040ca0
