[INFO] fetching crate flacon 0.0.1...
[INFO] testing flacon-0.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate flacon 0.0.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate flacon 0.0.1 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 flacon 0.0.1
[INFO] finished tweaking crates.io crate flacon 0.0.1
[INFO] tweaked toml for crates.io crate flacon 0.0.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate flacon 0.0.1 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] e1d4af2c18f63e1a7c3f050a2064e029c1301b3ddb074d21dfa6855ef7763c49
[INFO] running `Command { std: "docker" "start" "-a" "e1d4af2c18f63e1a7c3f050a2064e029c1301b3ddb074d21dfa6855ef7763c49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1d4af2c18f63e1a7c3f050a2064e029c1301b3ddb074d21dfa6855ef7763c49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1d4af2c18f63e1a7c3f050a2064e029c1301b3ddb074d21dfa6855ef7763c49", kill_on_drop: false }`
[INFO] [stdout] e1d4af2c18f63e1a7c3f050a2064e029c1301b3ddb074d21dfa6855ef7763c49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 4e6f8d13603b8e11938b78d26be8d0550cbaf4063b285f28c8746bdd5fc79a68
[INFO] running `Command { std: "docker" "start" "-a" "4e6f8d13603b8e11938b78d26be8d0550cbaf4063b285f28c8746bdd5fc79a68", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling flacon v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "4e6f8d13603b8e11938b78d26be8d0550cbaf4063b285f28c8746bdd5fc79a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e6f8d13603b8e11938b78d26be8d0550cbaf4063b285f28c8746bdd5fc79a68", kill_on_drop: false }`
[INFO] [stdout] 4e6f8d13603b8e11938b78d26be8d0550cbaf4063b285f28c8746bdd5fc79a68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 5fd4c06d9ffa5f530b2d89d7272c25234688e1b000a399626560c4be1d285729
[INFO] running `Command { std: "docker" "start" "-a" "5fd4c06d9ffa5f530b2d89d7272c25234688e1b000a399626560c4be1d285729", kill_on_drop: false }`
[INFO] [stderr]    Compiling flacon v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/flacon-ec331800b881c659)
[INFO] running `Command { std: "docker" "inspect" "5fd4c06d9ffa5f530b2d89d7272c25234688e1b000a399626560c4be1d285729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fd4c06d9ffa5f530b2d89d7272c25234688e1b000a399626560c4be1d285729", kill_on_drop: false }`
[INFO] [stdout] 5fd4c06d9ffa5f530b2d89d7272c25234688e1b000a399626560c4be1d285729
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 118d4f645e50041073c91a0c165151fb4ead5c88ea388a11d90fad5d5957ad12
[INFO] running `Command { std: "docker" "start" "-a" "118d4f645e50041073c91a0c165151fb4ead5c88ea388a11d90fad5d5957ad12", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/flacon-ec331800b881c659)
[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" "118d4f645e50041073c91a0c165151fb4ead5c88ea388a11d90fad5d5957ad12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "118d4f645e50041073c91a0c165151fb4ead5c88ea388a11d90fad5d5957ad12", kill_on_drop: false }`
[INFO] [stdout] 118d4f645e50041073c91a0c165151fb4ead5c88ea388a11d90fad5d5957ad12