[INFO] cloning repository https://github.com/sunless-17/tutorial_hell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sunless-17/tutorial_hell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunless-17%2Ftutorial_hell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunless-17%2Ftutorial_hell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8952d4842ad7dc2e07f502b1b06a269dd873f88b
[INFO] testing sunless-17/tutorial_hell against try#028592fec99e54cc92def5a2a849c673b066dd93 for pr-146098
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunless-17%2Ftutorial_hell" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sunless-17/tutorial_hell
[INFO] finished tweaking git repo https://github.com/sunless-17/tutorial_hell
[INFO] tweaked toml for git repo https://github.com/sunless-17/tutorial_hell written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sunless-17/tutorial_hell on toolchain 028592fec99e54cc92def5a2a849c673b066dd93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sunless-17/tutorial_hell already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "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
[ERROR] error running command: no output for 300 seconds
[INFO] testing sunless-17/tutorial_hell against try#028592fec99e54cc92def5a2a849c673b066dd93 for pr-146098
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunless-17%2Ftutorial_hell" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sunless-17/tutorial_hell
[INFO] finished tweaking git repo https://github.com/sunless-17/tutorial_hell
[INFO] tweaked toml for git repo https://github.com/sunless-17/tutorial_hell written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sunless-17/tutorial_hell on toolchain 028592fec99e54cc92def5a2a849c673b066dd93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sunless-17/tutorial_hell already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee85a2759e86b499cbd975412e82ee03530ccb5b27fe5b2b9a8612f0e6278dfe
[INFO] running `Command { std: "docker" "start" "-a" "ee85a2759e86b499cbd975412e82ee03530ccb5b27fe5b2b9a8612f0e6278dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee85a2759e86b499cbd975412e82ee03530ccb5b27fe5b2b9a8612f0e6278dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee85a2759e86b499cbd975412e82ee03530ccb5b27fe5b2b9a8612f0e6278dfe", kill_on_drop: false }`
[INFO] [stdout] ee85a2759e86b499cbd975412e82ee03530ccb5b27fe5b2b9a8612f0e6278dfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ef11dc28227d8cb5dbce8a29068dae6fac1238cac8c1c2c2f8fa4fec693397d
[INFO] running `Command { std: "docker" "start" "-a" "2ef11dc28227d8cb5dbce8a29068dae6fac1238cac8c1c2c2f8fa4fec693397d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling fundamentals v0.1.0 (/opt/rustwide/workdir/fundamentals)
[INFO] [stderr]    Compiling tdd v0.1.0 (/opt/rustwide/workdir/tdd)
[INFO] [stderr]    Compiling functional_programming v0.1.0 (/opt/rustwide/workdir/functional_programming)
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir/hello_world)
[INFO] [stderr]    Compiling structs_methods v0.1.0 (/opt/rustwide/workdir/structs_methods)
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling socket2 v0.5.9
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.44.2
[INFO] [stderr]    Compiling async_rust v0.1.0 (/opt/rustwide/workdir/async_rust)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.37s
[INFO] running `Command { std: "docker" "inspect" "2ef11dc28227d8cb5dbce8a29068dae6fac1238cac8c1c2c2f8fa4fec693397d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ef11dc28227d8cb5dbce8a29068dae6fac1238cac8c1c2c2f8fa4fec693397d", kill_on_drop: false }`
[INFO] [stdout] 2ef11dc28227d8cb5dbce8a29068dae6fac1238cac8c1c2c2f8fa4fec693397d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 219f143da9011dd465d19be0fd8850665f3f240bfe540ed32d4ab4325f35cb8e
[INFO] running `Command { std: "docker" "start" "-a" "219f143da9011dd465d19be0fd8850665f3f240bfe540ed32d4ab4325f35cb8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling structs_methods v0.1.0 (/opt/rustwide/workdir/structs_methods)
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir/hello_world)
[INFO] [stderr]    Compiling functional_programming v0.1.0 (/opt/rustwide/workdir/functional_programming)
[INFO] [stderr]    Compiling tdd v0.1.0 (/opt/rustwide/workdir/tdd)
[INFO] [stderr]    Compiling fundamentals v0.1.0 (/opt/rustwide/workdir/fundamentals)
[INFO] [stderr]    Compiling async_rust v0.1.0 (/opt/rustwide/workdir/async_rust)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "219f143da9011dd465d19be0fd8850665f3f240bfe540ed32d4ab4325f35cb8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "219f143da9011dd465d19be0fd8850665f3f240bfe540ed32d4ab4325f35cb8e", kill_on_drop: false }`
[INFO] [stdout] 219f143da9011dd465d19be0fd8850665f3f240bfe540ed32d4ab4325f35cb8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 85330fc6555f9a4c225e99c2eac1b22ce3eda6ed9d40c1ca4d9b46ac3216d1ac
[INFO] running `Command { std: "docker" "start" "-a" "85330fc6555f9a4c225e99c2eac1b22ce3eda6ed9d40c1ca4d9b46ac3216d1ac", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/async_rust-51b494b0b370692e)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/functional_programming-fa9b78daa7763bd4)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/fundamentals-6fda8e4a53c97fb3)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hello_world-e73e740ce3276d7e)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/structs_methods-de4e192be67940a1)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tdd-35424ff10abd1c32)
[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] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-810d926f9c7242db)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_doub ... ok
[INFO] [stdout] test test_doubb ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tdd
[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" "85330fc6555f9a4c225e99c2eac1b22ce3eda6ed9d40c1ca4d9b46ac3216d1ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85330fc6555f9a4c225e99c2eac1b22ce3eda6ed9d40c1ca4d9b46ac3216d1ac", kill_on_drop: false }`
[INFO] [stdout] 85330fc6555f9a4c225e99c2eac1b22ce3eda6ed9d40c1ca4d9b46ac3216d1ac