[INFO] cloning repository https://github.com/danitw/learning-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danitw/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanitw%2Flearning-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanitw%2Flearning-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2cfee74424601bf3f3939f9c10bd39800331ebed [INFO] testing danitw/learning-rust against master#61223975d46f794466efa832bc7562b9707ecc46+rustflags=-Copt-level=3 for pr-121282 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanitw%2Flearning-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/danitw/learning-rust on toolchain 61223975d46f794466efa832bc7562b9707ecc46 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/danitw/learning-rust [INFO] finished tweaking git repo https://github.com/danitw/learning-rust [INFO] tweaked toml for git repo https://github.com/danitw/learning-rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/danitw/learning-rust 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" "+61223975d46f794466efa832bc7562b9707ecc46" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] testing danitw/learning-rust against try#d073071d77ce0f93b4fd8cc567a1e2b9e1b22126+rustflags=-Copt-level=3 for pr-121282 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanitw%2Flearning-rust" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/danitw/learning-rust on toolchain d073071d77ce0f93b4fd8cc567a1e2b9e1b22126 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/danitw/learning-rust [INFO] finished tweaking git repo https://github.com/danitw/learning-rust [INFO] tweaked toml for git repo https://github.com/danitw/learning-rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/danitw/learning-rust 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" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dac0702b31df79d4ab32f0e12e13cb6436411cac60e3a12b664566fc9d9679a5 [INFO] running `Command { std: "docker" "start" "-a" "dac0702b31df79d4ab32f0e12e13cb6436411cac60e3a12b664566fc9d9679a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dac0702b31df79d4ab32f0e12e13cb6436411cac60e3a12b664566fc9d9679a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dac0702b31df79d4ab32f0e12e13cb6436411cac60e3a12b664566fc9d9679a5", kill_on_drop: false }` [INFO] [stdout] dac0702b31df79d4ab32f0e12e13cb6436411cac60e3a12b664566fc9d9679a5 [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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dded643f76f5b9f9ff7caf0f5fc14e2d9ecffbb6c96ff0d7a2dca566f825650c [INFO] running `Command { std: "docker" "start" "-a" "dded643f76f5b9f9ff7caf0f5fc14e2d9ecffbb6c96ff0d7a2dca566f825650c", kill_on_drop: false }` [INFO] [stderr] Compiling learning-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s [INFO] running `Command { std: "docker" "inspect" "dded643f76f5b9f9ff7caf0f5fc14e2d9ecffbb6c96ff0d7a2dca566f825650c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dded643f76f5b9f9ff7caf0f5fc14e2d9ecffbb6c96ff0d7a2dca566f825650c", kill_on_drop: false }` [INFO] [stdout] dded643f76f5b9f9ff7caf0f5fc14e2d9ecffbb6c96ff0d7a2dca566f825650c [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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dec8b263363b360157ea3ead547cdc454761c67cdb5463d1e97b02fe8a87f3ad [INFO] running `Command { std: "docker" "start" "-a" "dec8b263363b360157ea3ead547cdc454761c67cdb5463d1e97b02fe8a87f3ad", kill_on_drop: false }` [INFO] [stderr] Compiling learning-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "dec8b263363b360157ea3ead547cdc454761c67cdb5463d1e97b02fe8a87f3ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dec8b263363b360157ea3ead547cdc454761c67cdb5463d1e97b02fe8a87f3ad", kill_on_drop: false }` [INFO] [stdout] dec8b263363b360157ea3ead547cdc454761c67cdb5463d1e97b02fe8a87f3ad [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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3cc010576b354cae4831c8854198e25157f09707825200b80864047a5d0c6adf [INFO] running `Command { std: "docker" "start" "-a" "3cc010576b354cae4831c8854198e25157f09707825200b80864047a5d0c6adf", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/learning_rust-8edf59fafae6d851) [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" "3cc010576b354cae4831c8854198e25157f09707825200b80864047a5d0c6adf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cc010576b354cae4831c8854198e25157f09707825200b80864047a5d0c6adf", kill_on_drop: false }` [INFO] [stdout] 3cc010576b354cae4831c8854198e25157f09707825200b80864047a5d0c6adf