[INFO] fetching crate ruck 0.2.0...
[INFO] testing ruck-0.2.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate ruck 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ruck 0.2.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruck 0.2.0
[INFO] finished tweaking crates.io crate ruck 0.2.0
[INFO] tweaked toml for crates.io crate ruck 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fffccaa89117dc9a6d83fb1dec52c94061410d9f8db3f5ed2fec19a409631dc5
[INFO] running `Command { std: "docker" "start" "-a" "fffccaa89117dc9a6d83fb1dec52c94061410d9f8db3f5ed2fec19a409631dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fffccaa89117dc9a6d83fb1dec52c94061410d9f8db3f5ed2fec19a409631dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fffccaa89117dc9a6d83fb1dec52c94061410d9f8db3f5ed2fec19a409631dc5", kill_on_drop: false }`
[INFO] [stdout] fffccaa89117dc9a6d83fb1dec52c94061410d9f8db3f5ed2fec19a409631dc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9f290c08a2ccb16e43ce04c153d16eabe968df158e9434dd59ede6daec793b8
[INFO] running `Command { std: "docker" "start" "-a" "b9f290c08a2ccb16e43ce04c153d16eabe968df158e9434dd59ede6daec793b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruck v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "b9f290c08a2ccb16e43ce04c153d16eabe968df158e9434dd59ede6daec793b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9f290c08a2ccb16e43ce04c153d16eabe968df158e9434dd59ede6daec793b8", kill_on_drop: false }`
[INFO] [stdout] b9f290c08a2ccb16e43ce04c153d16eabe968df158e9434dd59ede6daec793b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c8796c4bbf7602b2921cfd23a725f60dcdd0f534a34e96a70d2a7407ae4adef
[INFO] running `Command { std: "docker" "start" "-a" "2c8796c4bbf7602b2921cfd23a725f60dcdd0f534a34e96a70d2a7407ae4adef", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruck v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "2c8796c4bbf7602b2921cfd23a725f60dcdd0f534a34e96a70d2a7407ae4adef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c8796c4bbf7602b2921cfd23a725f60dcdd0f534a34e96a70d2a7407ae4adef", kill_on_drop: false }`
[INFO] [stdout] 2c8796c4bbf7602b2921cfd23a725f60dcdd0f534a34e96a70d2a7407ae4adef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a1893ed82cc7ac74e9b597a3bcb5d7c7f1e8ea6bf18ec6e6666d81b616115e70
[INFO] running `Command { std: "docker" "start" "-a" "a1893ed82cc7ac74e9b597a3bcb5d7c7f1e8ea6bf18ec6e6666d81b616115e70", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ruck-4810e43229f1fa43)
[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" "a1893ed82cc7ac74e9b597a3bcb5d7c7f1e8ea6bf18ec6e6666d81b616115e70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1893ed82cc7ac74e9b597a3bcb5d7c7f1e8ea6bf18ec6e6666d81b616115e70", kill_on_drop: false }`
[INFO] [stdout] a1893ed82cc7ac74e9b597a3bcb5d7c7f1e8ea6bf18ec6e6666d81b616115e70