[INFO] fetching crate ars-cm 0.2.1...
[INFO] testing ars-cm-0.2.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate ars-cm 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ars-cm 0.2.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ars-cm 0.2.1
[INFO] finished tweaking crates.io crate ars-cm 0.2.1
[INFO] tweaked toml for crates.io crate ars-cm 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate ars-cm 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73d0f58e39d9d1bce8165e8702844e9e36cd754e8c3ada3d02de71602c8c8699
[INFO] running `Command { std: "docker" "start" "-a" "73d0f58e39d9d1bce8165e8702844e9e36cd754e8c3ada3d02de71602c8c8699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73d0f58e39d9d1bce8165e8702844e9e36cd754e8c3ada3d02de71602c8c8699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73d0f58e39d9d1bce8165e8702844e9e36cd754e8c3ada3d02de71602c8c8699", kill_on_drop: false }`
[INFO] [stdout] 73d0f58e39d9d1bce8165e8702844e9e36cd754e8c3ada3d02de71602c8c8699
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab5d3cf9358477be130b9d2ee2fbcc5b1bbe8c8989227dafc8b796d2a9a7b3e3
[INFO] running `Command { std: "docker" "start" "-a" "ab5d3cf9358477be130b9d2ee2fbcc5b1bbe8c8989227dafc8b796d2a9a7b3e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling clap_derive v3.0.14
[INFO] [stderr]    Compiling clap v3.0.14
[INFO] [stderr]    Compiling ars-cm v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.89s
[INFO] running `Command { std: "docker" "inspect" "ab5d3cf9358477be130b9d2ee2fbcc5b1bbe8c8989227dafc8b796d2a9a7b3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab5d3cf9358477be130b9d2ee2fbcc5b1bbe8c8989227dafc8b796d2a9a7b3e3", kill_on_drop: false }`
[INFO] [stdout] ab5d3cf9358477be130b9d2ee2fbcc5b1bbe8c8989227dafc8b796d2a9a7b3e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a404c00ff97cdb30b1e0d4c55100fb32cca0f78c3842c9454faaf64f7092232f
[INFO] running `Command { std: "docker" "start" "-a" "a404c00ff97cdb30b1e0d4c55100fb32cca0f78c3842c9454faaf64f7092232f", kill_on_drop: false }`
[INFO] [stderr]    Compiling ars-cm v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/ars_cm-58efa05d6a366e8c)
[INFO] running `Command { std: "docker" "inspect" "a404c00ff97cdb30b1e0d4c55100fb32cca0f78c3842c9454faaf64f7092232f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a404c00ff97cdb30b1e0d4c55100fb32cca0f78c3842c9454faaf64f7092232f", kill_on_drop: false }`
[INFO] [stdout] a404c00ff97cdb30b1e0d4c55100fb32cca0f78c3842c9454faaf64f7092232f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 742918856ad7328037f9e0d06edc6f0051ba191c56d5c1ee2d496c9facb9f731
[INFO] running `Command { std: "docker" "start" "-a" "742918856ad7328037f9e0d06edc6f0051ba191c56d5c1ee2d496c9facb9f731", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ars_cm-58efa05d6a366e8c)
[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" "742918856ad7328037f9e0d06edc6f0051ba191c56d5c1ee2d496c9facb9f731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "742918856ad7328037f9e0d06edc6f0051ba191c56d5c1ee2d496c9facb9f731", kill_on_drop: false }`
[INFO] [stdout] 742918856ad7328037f9e0d06edc6f0051ba191c56d5c1ee2d496c9facb9f731