[INFO] cloning repository https://github.com/etng/hello_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/etng/hello_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetng%2Fhello_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetng%2Fhello_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c29b9b4a6489cb4e46a7c279aaf4ea65ff26be10
[INFO] testing etng/hello_rust against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetng%2Fhello_rust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/etng/hello_rust 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 git repo https://github.com/etng/hello_rust
[INFO] finished tweaking git repo https://github.com/etng/hello_rust
[INFO] tweaked toml for git repo https://github.com/etng/hello_rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/etng/hello_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 41644e798805e2b126a87fa8e927d9c73f7d61bd52ee6c82c9fb8492b55855c0
[INFO] running `Command { std: "docker" "start" "-a" "41644e798805e2b126a87fa8e927d9c73f7d61bd52ee6c82c9fb8492b55855c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41644e798805e2b126a87fa8e927d9c73f7d61bd52ee6c82c9fb8492b55855c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41644e798805e2b126a87fa8e927d9c73f7d61bd52ee6c82c9fb8492b55855c0", kill_on_drop: false }`
[INFO] [stdout] 41644e798805e2b126a87fa8e927d9c73f7d61bd52ee6c82c9fb8492b55855c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] b2795854e7a35cb7d1a86557048b1d61b0a150243ad6c14586ae55f59d5f81bd
[INFO] running `Command { std: "docker" "start" "-a" "b2795854e7a35cb7d1a86557048b1d61b0a150243ad6c14586ae55f59d5f81bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "b2795854e7a35cb7d1a86557048b1d61b0a150243ad6c14586ae55f59d5f81bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2795854e7a35cb7d1a86557048b1d61b0a150243ad6c14586ae55f59d5f81bd", kill_on_drop: false }`
[INFO] [stdout] b2795854e7a35cb7d1a86557048b1d61b0a150243ad6c14586ae55f59d5f81bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] c91e3a7dc5a088a4287827e454859cc036cdcded7be939f76ca61de94c866bed
[INFO] running `Command { std: "docker" "start" "-a" "c91e3a7dc5a088a4287827e454859cc036cdcded7be939f76ca61de94c866bed", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "c91e3a7dc5a088a4287827e454859cc036cdcded7be939f76ca61de94c866bed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c91e3a7dc5a088a4287827e454859cc036cdcded7be939f76ca61de94c866bed", kill_on_drop: false }`
[INFO] [stdout] c91e3a7dc5a088a4287827e454859cc036cdcded7be939f76ca61de94c866bed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 0ce78b28b019d6e248dfad36c3155a92fb9bff0429685dd86f0fb9c8cc3bcd07
[INFO] running `Command { std: "docker" "start" "-a" "0ce78b28b019d6e248dfad36c3155a92fb9bff0429685dd86f0fb9c8cc3bcd07", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_rust-b37678a8bba3819a)
[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" "0ce78b28b019d6e248dfad36c3155a92fb9bff0429685dd86f0fb9c8cc3bcd07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ce78b28b019d6e248dfad36c3155a92fb9bff0429685dd86f0fb9c8cc3bcd07", kill_on_drop: false }`
[INFO] [stdout] 0ce78b28b019d6e248dfad36c3155a92fb9bff0429685dd86f0fb9c8cc3bcd07