[INFO] cloning repository https://github.com/everettmorgan/rust-pcm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/everettmorgan/rust-pcm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feverettmorgan%2Frust-pcm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feverettmorgan%2Frust-pcm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c33c81177bef86248d943dac8224469d44395d90
[INFO] testing everettmorgan/rust-pcm against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feverettmorgan%2Frust-pcm" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/everettmorgan/rust-pcm on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/everettmorgan/rust-pcm
[INFO] finished tweaking git repo https://github.com/everettmorgan/rust-pcm
[INFO] tweaked toml for git repo https://github.com/everettmorgan/rust-pcm written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/everettmorgan/rust-pcm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f7bbea637c3f81e9cfebafe5a5bb22967d834faeb1f4d19b76f837519dc29d0
[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" "5f7bbea637c3f81e9cfebafe5a5bb22967d834faeb1f4d19b76f837519dc29d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f7bbea637c3f81e9cfebafe5a5bb22967d834faeb1f4d19b76f837519dc29d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f7bbea637c3f81e9cfebafe5a5bb22967d834faeb1f4d19b76f837519dc29d0", kill_on_drop: false }`
[INFO] [stdout] 5f7bbea637c3f81e9cfebafe5a5bb22967d834faeb1f4d19b76f837519dc29d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f1139bdd7c3cdf4f4df8185dbbf7318c3a61c3d003d4eab889dfde5dd1c5a1a
[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" "9f1139bdd7c3cdf4f4df8185dbbf7318c3a61c3d003d4eab889dfde5dd1c5a1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling pcm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `fix_incorrect_order`
[INFO] [stdout]   --> src/back_of_house/cooking.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn fix_incorrect_order () {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cook_order`
[INFO] [stdout]   --> src/back_of_house/cooking.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn cook_order () {}
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.17s
[INFO] running `Command { std: "docker" "inspect" "9f1139bdd7c3cdf4f4df8185dbbf7318c3a61c3d003d4eab889dfde5dd1c5a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f1139bdd7c3cdf4f4df8185dbbf7318c3a61c3d003d4eab889dfde5dd1c5a1a", kill_on_drop: false }`
[INFO] [stdout] 9f1139bdd7c3cdf4f4df8185dbbf7318c3a61c3d003d4eab889dfde5dd1c5a1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", 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] 0a296edf1a6b5c8f0928073c6e4e99783fcf0c10012dc7d84ef1500612f2219a
[INFO] running `Command { std: "docker" "start" "-a" "0a296edf1a6b5c8f0928073c6e4e99783fcf0c10012dc7d84ef1500612f2219a", kill_on_drop: false }`
[INFO] [stdout] warning: function is never used: `fix_incorrect_order`
[INFO] [stdout]   --> src/back_of_house/cooking.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn fix_incorrect_order () {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cook_order`
[INFO] [stdout]   --> src/back_of_house/cooking.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn cook_order () {}
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pcm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `fix_incorrect_order`
[INFO] [stdout]   --> src/back_of_house/cooking.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn fix_incorrect_order () {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cook_order`
[INFO] [stdout]   --> src/back_of_house/cooking.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn cook_order () {}
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "0a296edf1a6b5c8f0928073c6e4e99783fcf0c10012dc7d84ef1500612f2219a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a296edf1a6b5c8f0928073c6e4e99783fcf0c10012dc7d84ef1500612f2219a", kill_on_drop: false }`
[INFO] [stdout] 0a296edf1a6b5c8f0928073c6e4e99783fcf0c10012dc7d84ef1500612f2219a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52dd4138b575d65c472f73cb1f73648bc1338695a1b73ec5e2c8bb81e8b13aef
[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" "52dd4138b575d65c472f73cb1f73648bc1338695a1b73ec5e2c8bb81e8b13aef", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `fix_incorrect_order`
[INFO] [stderr]   --> src/back_of_house/cooking.rs:24:4
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn fix_incorrect_order () {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `cook_order`
[INFO] [stderr]   --> src/back_of_house/cooking.rs:29:4
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn cook_order () {}
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `pcm` (lib) generated 2 warnings
[INFO] [stderr] warning: `pcm` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pcm-53819b4abc52be71)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pcm-9e6b5d98c0b1639c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pcm
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "52dd4138b575d65c472f73cb1f73648bc1338695a1b73ec5e2c8bb81e8b13aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52dd4138b575d65c472f73cb1f73648bc1338695a1b73ec5e2c8bb81e8b13aef", kill_on_drop: false }`
[INFO] [stdout] 52dd4138b575d65c472f73cb1f73648bc1338695a1b73ec5e2c8bb81e8b13aef