[INFO] cloning repository https://github.com/jam1garner/find-arc-orphans
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jam1garner/find-arc-orphans" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjam1garner%2Ffind-arc-orphans", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjam1garner%2Ffind-arc-orphans'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f25e6c5dc5616de29c194e3399493e5c5fce3ed7
[INFO] testing jam1garner/find-arc-orphans against master#404c8471aba60c2d837fa728e7c729a0f52d5830 for pr-87041-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjam1garner%2Ffind-arc-orphans" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  47% (11/23)
Updating files:  52% (12/23)
Updating files:  56% (13/23)
Updating files:  60% (14/23)
Updating files:  65% (15/23)
Updating files:  69% (16/23)
Updating files:  73% (17/23)
Updating files:  78% (18/23)
Updating files:  82% (19/23)
Updating files:  86% (20/23)
Updating files:  91% (21/23)
Updating files:  95% (22/23)
Updating files: 100% (23/23)
Updating files: 100% (23/23), done.
[INFO] validating manifest of git repo https://github.com/jam1garner/find-arc-orphans on toolchain 404c8471aba60c2d837fa728e7c729a0f52d5830
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jam1garner/find-arc-orphans
[INFO] finished tweaking git repo https://github.com/jam1garner/find-arc-orphans
[INFO] tweaked toml for git repo https://github.com/jam1garner/find-arc-orphans written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/jam1garner/find-arc-orphans already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fba58c4adae537edece52ef20f9afdda87df7f193b6f1a495ae2c5d6bac68ae5
[INFO] running `Command { std: "docker" "start" "-a" "fba58c4adae537edece52ef20f9afdda87df7f193b6f1a495ae2c5d6bac68ae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fba58c4adae537edece52ef20f9afdda87df7f193b6f1a495ae2c5d6bac68ae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fba58c4adae537edece52ef20f9afdda87df7f193b6f1a495ae2c5d6bac68ae5", kill_on_drop: false }`
[INFO] [stdout] fba58c4adae537edece52ef20f9afdda87df7f193b6f1a495ae2c5d6bac68ae5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20a17d3937670158b3352c82c00fdb136baa0af238359ec7d9b75210ed741543
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "20a17d3937670158b3352c82c00fdb136baa0af238359ec7d9b75210ed741543", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.29
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling packed_struct v0.3.0
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling termcolor v1.0.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling cached v0.11.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling timeit v0.1.2
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling cc v1.0.35
[INFO] [stderr]    Compiling env_logger v0.6.1
[INFO] [stderr]    Compiling zstd-sys v1.4.10+zstd.1.4.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.11
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling binwrite_derive v0.2.1
[INFO] [stderr]    Compiling proc-macro-error v0.4.11
[INFO] [stderr]    Compiling structopt-derive v0.4.4
[INFO] [stderr]    Compiling paste-impl v0.1.7
[INFO] [stderr]    Compiling paste v0.1.7
[INFO] [stderr]    Compiling binwrite v0.2.1
[INFO] [stderr]    Compiling packed_struct_codegen v0.3.0
[INFO] [stderr]    Compiling structopt v0.3.11
[INFO] [stderr]    Compiling zstd-safe v1.4.9+zstd.1.4.0
[INFO] [stderr]    Compiling zstd v0.4.24+zstd.1.4.0
[INFO] [stderr]    Compiling find-arc-orphans v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/arc/util.rs:7:33
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let mut s = ::std::mem::uninitialized();
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/arc/structs.rs:68:30
[INFO] [stdout]    |
[INFO] [stdout] 68 | #[derive(Debug, Clone, Copy, PackedStruct)]
[INFO] [stdout]    |                              ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/arc/structs.rs:81:30
[INFO] [stdout]    |
[INFO] [stdout] 81 | #[derive(Debug, Clone, Copy, PackedStruct)]
[INFO] [stdout]    |                              ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 08s
[INFO] running `Command { std: "docker" "inspect" "20a17d3937670158b3352c82c00fdb136baa0af238359ec7d9b75210ed741543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20a17d3937670158b3352c82c00fdb136baa0af238359ec7d9b75210ed741543", kill_on_drop: false }`
[INFO] [stdout] 20a17d3937670158b3352c82c00fdb136baa0af238359ec7d9b75210ed741543
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95a8cf141a1c16a08cdab42f42f502301deda44340c73d937921e86e0ce8c433
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "95a8cf141a1c16a08cdab42f42f502301deda44340c73d937921e86e0ce8c433", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-arc-orphans v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `FileSlice`
[INFO] [stdout]  --> src/arc/mem_file/test.rs:1:58
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{set_file, get_header, get_footer, FilePtr32, FileSlice};
[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/arc/util.rs:7:33
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let mut s = ::std::mem::uninitialized();
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/arc/structs.rs:68:30
[INFO] [stdout]    |
[INFO] [stdout] 68 | #[derive(Debug, Clone, Copy, PackedStruct)]
[INFO] [stdout]    |                              ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/arc/structs.rs:81:30
[INFO] [stdout]    |
[INFO] [stdout] 81 | #[derive(Debug, Clone, Copy, PackedStruct)]
[INFO] [stdout]    |                              ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `Command { std: "docker" "inspect" "95a8cf141a1c16a08cdab42f42f502301deda44340c73d937921e86e0ce8c433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95a8cf141a1c16a08cdab42f42f502301deda44340c73d937921e86e0ce8c433", kill_on_drop: false }`
[INFO] [stdout] 95a8cf141a1c16a08cdab42f42f502301deda44340c73d937921e86e0ce8c433
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9736874577b2691a860bf4cb2a600df587f051008db876ffd716db458f972c28
[INFO] running `Command { std: "docker" "start" "-a" "9736874577b2691a860bf4cb2a600df587f051008db876ffd716db458f972c28", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `FileSlice`
[INFO] [stderr]  --> src/arc/mem_file/test.rs:1:58
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::{set_file, get_header, get_footer, FilePtr32, FileSlice};
[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/arc/util.rs:7:33
[INFO] [stderr]   |
[INFO] [stderr] 7 |         let mut s = ::std::mem::uninitialized();
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/arc/structs.rs:68:30
[INFO] [stderr]    |
[INFO] [stderr] 68 | #[derive(Debug, Clone, Copy, PackedStruct)]
[INFO] [stderr]    |                              ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/arc/structs.rs:81:30
[INFO] [stderr]    |
[INFO] [stderr] 81 | #[derive(Debug, Clone, Copy, PackedStruct)]
[INFO] [stderr]    |                              ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `find-arc-orphans` (bin "find-arc-orphans" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/find_arc_orphans-533c4fc8380ea392)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test arc::mem_file::test::parse_test_file ... ok
[INFO] [stdout] test arc::structs::test::check_sizes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9736874577b2691a860bf4cb2a600df587f051008db876ffd716db458f972c28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9736874577b2691a860bf4cb2a600df587f051008db876ffd716db458f972c28", kill_on_drop: false }`
[INFO] [stdout] 9736874577b2691a860bf4cb2a600df587f051008db876ffd716db458f972c28