[INFO] fetching crate myfirstlibrary 0.1.2...
[INFO] testing myfirstlibrary-0.1.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate myfirstlibrary 0.1.2 into /workspace/builds/worker-119/source
[INFO] validating manifest of crates.io crate myfirstlibrary 0.1.2 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 myfirstlibrary 0.1.2
[INFO] finished tweaking crates.io crate myfirstlibrary 0.1.2
[INFO] tweaked toml for crates.io crate myfirstlibrary 0.1.2 written to /workspace/builds/worker-119/source/Cargo.toml
[INFO] crate crates.io crate myfirstlibrary 0.1.2 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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] a9a9813890c66fed3400afc5f5424dc57a9f6f06b0d45485788346e71ee86921
[INFO] running `Command { std: "docker" "start" "-a" "a9a9813890c66fed3400afc5f5424dc57a9f6f06b0d45485788346e71ee86921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9a9813890c66fed3400afc5f5424dc57a9f6f06b0d45485788346e71ee86921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9a9813890c66fed3400afc5f5424dc57a9f6f06b0d45485788346e71ee86921", kill_on_drop: false }`
[INFO] [stdout] a9a9813890c66fed3400afc5f5424dc57a9f6f06b0d45485788346e71ee86921
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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] e5364791818e7b15958936db2c0a592b7b9d27ce0eec681c53c49746a8f260a5
[INFO] running `Command { std: "docker" "start" "-a" "e5364791818e7b15958936db2c0a592b7b9d27ce0eec681c53c49746a8f260a5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling myfirstlibrary v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "e5364791818e7b15958936db2c0a592b7b9d27ce0eec681c53c49746a8f260a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5364791818e7b15958936db2c0a592b7b9d27ce0eec681c53c49746a8f260a5", kill_on_drop: false }`
[INFO] [stdout] e5364791818e7b15958936db2c0a592b7b9d27ce0eec681c53c49746a8f260a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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] 4d7c4c9af5b472208b4a071044802cdd818f8d65830112390462ab72461ce2a6
[INFO] running `Command { std: "docker" "start" "-a" "4d7c4c9af5b472208b4a071044802cdd818f8d65830112390462ab72461ce2a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling myfirstlibrary v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/myfirstlibrary-0139247fb9e52d05)
[INFO] running `Command { std: "docker" "inspect" "4d7c4c9af5b472208b4a071044802cdd818f8d65830112390462ab72461ce2a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d7c4c9af5b472208b4a071044802cdd818f8d65830112390462ab72461ce2a6", kill_on_drop: false }`
[INFO] [stdout] 4d7c4c9af5b472208b4a071044802cdd818f8d65830112390462ab72461ce2a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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] 035d0e7619e7efd0b33f96a77b28cfe8739bde909771c34a54299489b7332ef6
[INFO] running `Command { std: "docker" "start" "-a" "035d0e7619e7efd0b33f96a77b28cfe8739bde909771c34a54299489b7332ef6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/myfirstlibrary-0139247fb9e52d05)
[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 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "035d0e7619e7efd0b33f96a77b28cfe8739bde909771c34a54299489b7332ef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "035d0e7619e7efd0b33f96a77b28cfe8739bde909771c34a54299489b7332ef6", kill_on_drop: false }`
[INFO] [stdout] 035d0e7619e7efd0b33f96a77b28cfe8739bde909771c34a54299489b7332ef6