[INFO] fetching crate contract-kit 0.0.0...
[INFO] testing contract-kit-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate contract-kit 0.0.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate contract-kit 0.0.0 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 contract-kit 0.0.0
[INFO] finished tweaking crates.io crate contract-kit 0.0.0
[INFO] tweaked toml for crates.io crate contract-kit 0.0.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 19b97a7abd48e4d39af040f66ce1dca6e9fe71b7fba3aec18f3c2564f7a332fe
[INFO] running `Command { std: "docker" "start" "-a" "19b97a7abd48e4d39af040f66ce1dca6e9fe71b7fba3aec18f3c2564f7a332fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19b97a7abd48e4d39af040f66ce1dca6e9fe71b7fba3aec18f3c2564f7a332fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19b97a7abd48e4d39af040f66ce1dca6e9fe71b7fba3aec18f3c2564f7a332fe", kill_on_drop: false }`
[INFO] [stdout] 19b97a7abd48e4d39af040f66ce1dca6e9fe71b7fba3aec18f3c2564f7a332fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 219ecb192902ea7d34d738021158e0980e343de2740ff16d50ce5d5ea09f33d1
[INFO] running `Command { std: "docker" "start" "-a" "219ecb192902ea7d34d738021158e0980e343de2740ff16d50ce5d5ea09f33d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling contract-kit v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "219ecb192902ea7d34d738021158e0980e343de2740ff16d50ce5d5ea09f33d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "219ecb192902ea7d34d738021158e0980e343de2740ff16d50ce5d5ea09f33d1", kill_on_drop: false }`
[INFO] [stdout] 219ecb192902ea7d34d738021158e0980e343de2740ff16d50ce5d5ea09f33d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 36e1a64c9c0818641537a07f4ccc375a6a44fd2f6728c3fe73a2dbe309ad0ecb
[INFO] running `Command { std: "docker" "start" "-a" "36e1a64c9c0818641537a07f4ccc375a6a44fd2f6728c3fe73a2dbe309ad0ecb", kill_on_drop: false }`
[INFO] [stderr]    Compiling contract-kit v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/contract_kit-6fb3ca8d4cb69d9d)
[INFO] running `Command { std: "docker" "inspect" "36e1a64c9c0818641537a07f4ccc375a6a44fd2f6728c3fe73a2dbe309ad0ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36e1a64c9c0818641537a07f4ccc375a6a44fd2f6728c3fe73a2dbe309ad0ecb", kill_on_drop: false }`
[INFO] [stdout] 36e1a64c9c0818641537a07f4ccc375a6a44fd2f6728c3fe73a2dbe309ad0ecb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 3e11e1f1773295b23002f702904b69258cc778cde928d3fab750df239cdac673
[INFO] running `Command { std: "docker" "start" "-a" "3e11e1f1773295b23002f702904b69258cc778cde928d3fab750df239cdac673", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/contract_kit-6fb3ca8d4cb69d9d)
[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" "3e11e1f1773295b23002f702904b69258cc778cde928d3fab750df239cdac673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e11e1f1773295b23002f702904b69258cc778cde928d3fab750df239cdac673", kill_on_drop: false }`
[INFO] [stdout] 3e11e1f1773295b23002f702904b69258cc778cde928d3fab750df239cdac673