[INFO] fetching crate printy 0.2.0...
[INFO] testing printy-0.2.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate printy 0.2.0 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate printy 0.2.0 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 printy 0.2.0
[INFO] finished tweaking crates.io crate printy 0.2.0
[INFO] tweaked toml for crates.io crate printy 0.2.0 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate crates.io crate printy 0.2.0 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-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 3f37de28757fc900c013b5706ab912f3b32ea35204633c40e760236a8c1871e7
[INFO] running `Command { std: "docker" "start" "-a" "3f37de28757fc900c013b5706ab912f3b32ea35204633c40e760236a8c1871e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f37de28757fc900c013b5706ab912f3b32ea35204633c40e760236a8c1871e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f37de28757fc900c013b5706ab912f3b32ea35204633c40e760236a8c1871e7", kill_on_drop: false }`
[INFO] [stdout] 3f37de28757fc900c013b5706ab912f3b32ea35204633c40e760236a8c1871e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 91bf9f59506f55677b5447824df27b24e0a8130e9afbb412ffcd159dab3c069b
[INFO] running `Command { std: "docker" "start" "-a" "91bf9f59506f55677b5447824df27b24e0a8130e9afbb412ffcd159dab3c069b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling printy v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.08s
[INFO] running `Command { std: "docker" "inspect" "91bf9f59506f55677b5447824df27b24e0a8130e9afbb412ffcd159dab3c069b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91bf9f59506f55677b5447824df27b24e0a8130e9afbb412ffcd159dab3c069b", kill_on_drop: false }`
[INFO] [stdout] 91bf9f59506f55677b5447824df27b24e0a8130e9afbb412ffcd159dab3c069b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] b3f33a5405b0ff78d7a9c1fe34885b71d6c0272c453d0d254ac5d73877820004
[INFO] running `Command { std: "docker" "start" "-a" "b3f33a5405b0ff78d7a9c1fe34885b71d6c0272c453d0d254ac5d73877820004", kill_on_drop: false }`
[INFO] [stderr]    Compiling printy v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/printy-d9c98e1de55a4643)
[INFO] running `Command { std: "docker" "inspect" "b3f33a5405b0ff78d7a9c1fe34885b71d6c0272c453d0d254ac5d73877820004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3f33a5405b0ff78d7a9c1fe34885b71d6c0272c453d0d254ac5d73877820004", kill_on_drop: false }`
[INFO] [stdout] b3f33a5405b0ff78d7a9c1fe34885b71d6c0272c453d0d254ac5d73877820004
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 34b6a103841a25d9bf7b299df4473ac94af42e2d9029ac3da01e09d2a8b9ea9a
[INFO] running `Command { std: "docker" "start" "-a" "34b6a103841a25d9bf7b299df4473ac94af42e2d9029ac3da01e09d2a8b9ea9a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/printy-d9c98e1de55a4643)
[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" "34b6a103841a25d9bf7b299df4473ac94af42e2d9029ac3da01e09d2a8b9ea9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34b6a103841a25d9bf7b299df4473ac94af42e2d9029ac3da01e09d2a8b9ea9a", kill_on_drop: false }`
[INFO] [stdout] 34b6a103841a25d9bf7b299df4473ac94af42e2d9029ac3da01e09d2a8b9ea9a