[INFO] fetching crate stack-machine 0.1.0...
[INFO] testing stack-machine-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate stack-machine 0.1.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate stack-machine 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 stack-machine 0.1.0
[INFO] finished tweaking crates.io crate stack-machine 0.1.0
[INFO] tweaked toml for crates.io crate stack-machine 0.1.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate crates.io crate stack-machine 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 52701354b8c605a86c4a08ee768427a5a1625a5e379c78e6211688bc517f78c1
[INFO] running `Command { std: "docker" "start" "-a" "52701354b8c605a86c4a08ee768427a5a1625a5e379c78e6211688bc517f78c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52701354b8c605a86c4a08ee768427a5a1625a5e379c78e6211688bc517f78c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52701354b8c605a86c4a08ee768427a5a1625a5e379c78e6211688bc517f78c1", kill_on_drop: false }`
[INFO] [stdout] 52701354b8c605a86c4a08ee768427a5a1625a5e379c78e6211688bc517f78c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 27bb9bf7b531313b916149479036531c83dd4633f5a4fb1c72487e4efa73228c
[INFO] running `Command { std: "docker" "start" "-a" "27bb9bf7b531313b916149479036531c83dd4633f5a4fb1c72487e4efa73228c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stack-machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "27bb9bf7b531313b916149479036531c83dd4633f5a4fb1c72487e4efa73228c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27bb9bf7b531313b916149479036531c83dd4633f5a4fb1c72487e4efa73228c", kill_on_drop: false }`
[INFO] [stdout] 27bb9bf7b531313b916149479036531c83dd4633f5a4fb1c72487e4efa73228c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 1b77e31f50113ba0a8b99fbd9098e3a8235e0d964353d3cb65d2e3877d99b41f
[INFO] running `Command { std: "docker" "start" "-a" "1b77e31f50113ba0a8b99fbd9098e3a8235e0d964353d3cb65d2e3877d99b41f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stack-machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/stack_machine-6812e765baee222d)
[INFO] running `Command { std: "docker" "inspect" "1b77e31f50113ba0a8b99fbd9098e3a8235e0d964353d3cb65d2e3877d99b41f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b77e31f50113ba0a8b99fbd9098e3a8235e0d964353d3cb65d2e3877d99b41f", kill_on_drop: false }`
[INFO] [stdout] 1b77e31f50113ba0a8b99fbd9098e3a8235e0d964353d3cb65d2e3877d99b41f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 6d20512eaad7cb7c1a06ff655dd2db04b304b2d6576ccdf6a97858795f081a7c
[INFO] running `Command { std: "docker" "start" "-a" "6d20512eaad7cb7c1a06ff655dd2db04b304b2d6576ccdf6a97858795f081a7c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/stack_machine-6812e765baee222d)
[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" "6d20512eaad7cb7c1a06ff655dd2db04b304b2d6576ccdf6a97858795f081a7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d20512eaad7cb7c1a06ff655dd2db04b304b2d6576ccdf6a97858795f081a7c", kill_on_drop: false }`
[INFO] [stdout] 6d20512eaad7cb7c1a06ff655dd2db04b304b2d6576ccdf6a97858795f081a7c