[INFO] fetching crate mn_hello_world 0.1.0...
[INFO] testing mn_hello_world-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate mn_hello_world 0.1.0 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate mn_hello_world 0.1.0 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 mn_hello_world 0.1.0
[INFO] finished tweaking crates.io crate mn_hello_world 0.1.0
[INFO] tweaked toml for crates.io crate mn_hello_world 0.1.0 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate crates.io crate mn_hello_world 0.1.0 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-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 17f017908d8a94a7a639e30e14a6ee2e18c6c9a759b54680a4471437b9d298db
[INFO] running `Command { std: "docker" "start" "-a" "17f017908d8a94a7a639e30e14a6ee2e18c6c9a759b54680a4471437b9d298db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17f017908d8a94a7a639e30e14a6ee2e18c6c9a759b54680a4471437b9d298db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17f017908d8a94a7a639e30e14a6ee2e18c6c9a759b54680a4471437b9d298db", kill_on_drop: false }`
[INFO] [stdout] 17f017908d8a94a7a639e30e14a6ee2e18c6c9a759b54680a4471437b9d298db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] e8e084fd487486a1072f2696b14fb7e4396712786785e7ff147c22017626f8f7
[INFO] running `Command { std: "docker" "start" "-a" "e8e084fd487486a1072f2696b14fb7e4396712786785e7ff147c22017626f8f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling mn_hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "e8e084fd487486a1072f2696b14fb7e4396712786785e7ff147c22017626f8f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8e084fd487486a1072f2696b14fb7e4396712786785e7ff147c22017626f8f7", kill_on_drop: false }`
[INFO] [stdout] e8e084fd487486a1072f2696b14fb7e4396712786785e7ff147c22017626f8f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 1e67505d3287fbd096006942828ed3528e4bb96bd9830ba45256f1a6cb11976a
[INFO] running `Command { std: "docker" "start" "-a" "1e67505d3287fbd096006942828ed3528e4bb96bd9830ba45256f1a6cb11976a", kill_on_drop: false }`
[INFO] [stderr]    Compiling mn_hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/mn_hello_world-4ebb12e6c6047c66)
[INFO] running `Command { std: "docker" "inspect" "1e67505d3287fbd096006942828ed3528e4bb96bd9830ba45256f1a6cb11976a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e67505d3287fbd096006942828ed3528e4bb96bd9830ba45256f1a6cb11976a", kill_on_drop: false }`
[INFO] [stdout] 1e67505d3287fbd096006942828ed3528e4bb96bd9830ba45256f1a6cb11976a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] b1d611a5aef50217890ab0a44bd894179479353e190b3ae1ec7b09001c000a05
[INFO] running `Command { std: "docker" "start" "-a" "b1d611a5aef50217890ab0a44bd894179479353e190b3ae1ec7b09001c000a05", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mn_hello_world-4ebb12e6c6047c66)
[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" "b1d611a5aef50217890ab0a44bd894179479353e190b3ae1ec7b09001c000a05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1d611a5aef50217890ab0a44bd894179479353e190b3ae1ec7b09001c000a05", kill_on_drop: false }`
[INFO] [stdout] b1d611a5aef50217890ab0a44bd894179479353e190b3ae1ec7b09001c000a05