[INFO] cloning repository https://github.com/Jahadul-Rakib/rust-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jahadul-Rakib/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJahadul-Rakib%2Frust-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJahadul-Rakib%2Frust-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2202e42316abf9e947a986aaa63000c25a2f3bb5
[INFO] testing Jahadul-Rakib/rust-playground against master#9e297bf54d31eb3b30067208ff9af4416945a2ed for pr-125507
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJahadul-Rakib%2Frust-playground" "/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/Jahadul-Rakib/rust-playground on toolchain 9e297bf54d31eb3b30067208ff9af4416945a2ed
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jahadul-Rakib/rust-playground
[INFO] finished tweaking git repo https://github.com/Jahadul-Rakib/rust-playground
[INFO] tweaked toml for git repo https://github.com/Jahadul-Rakib/rust-playground written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Jahadul-Rakib/rust-playground 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" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "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 Jahadul-Rakib/rust-playground against try#61a9ac64344e91d62f5496627ff363d177f9daab for pr-125507
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJahadul-Rakib%2Frust-playground" "/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/Jahadul-Rakib/rust-playground on toolchain 61a9ac64344e91d62f5496627ff363d177f9daab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jahadul-Rakib/rust-playground
[INFO] finished tweaking git repo https://github.com/Jahadul-Rakib/rust-playground
[INFO] tweaked toml for git repo https://github.com/Jahadul-Rakib/rust-playground written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Jahadul-Rakib/rust-playground 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" "+61a9ac64344e91d62f5496627ff363d177f9daab" "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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6834dceb6ddd299a99e1b2c7f023fb07c08f65c55e22cf7f140c1199148f63bb
[INFO] running `Command { std: "docker" "start" "-a" "6834dceb6ddd299a99e1b2c7f023fb07c08f65c55e22cf7f140c1199148f63bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6834dceb6ddd299a99e1b2c7f023fb07c08f65c55e22cf7f140c1199148f63bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6834dceb6ddd299a99e1b2c7f023fb07c08f65c55e22cf7f140c1199148f63bb", kill_on_drop: false }`
[INFO] [stdout] 6834dceb6ddd299a99e1b2c7f023fb07c08f65c55e22cf7f140c1199148f63bb
[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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d958fa8e6f5a56f6f5d3bb0ab32a9ab9f1a782748a61db1c4be3e378aeae829e
[INFO] running `Command { std: "docker" "start" "-a" "d958fa8e6f5a56f6f5d3bb0ab32a9ab9f1a782748a61db1c4be3e378aeae829e", kill_on_drop: false }`
[INFO] [stderr]    Compiling test-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "d958fa8e6f5a56f6f5d3bb0ab32a9ab9f1a782748a61db1c4be3e378aeae829e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d958fa8e6f5a56f6f5d3bb0ab32a9ab9f1a782748a61db1c4be3e378aeae829e", kill_on_drop: false }`
[INFO] [stdout] d958fa8e6f5a56f6f5d3bb0ab32a9ab9f1a782748a61db1c4be3e378aeae829e
[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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9e8e5e206d857c5ce996227d67ad0699a02876ab67b7450f134f971f62f02f1
[INFO] running `Command { std: "docker" "start" "-a" "d9e8e5e206d857c5ce996227d67ad0699a02876ab67b7450f134f971f62f02f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling test-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "d9e8e5e206d857c5ce996227d67ad0699a02876ab67b7450f134f971f62f02f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9e8e5e206d857c5ce996227d67ad0699a02876ab67b7450f134f971f62f02f1", kill_on_drop: false }`
[INFO] [stdout] d9e8e5e206d857c5ce996227d67ad0699a02876ab67b7450f134f971f62f02f1
[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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4da29e8816d2881339922e32d1fd815a8ba585d5619c85860b6b99c0617f603e
[INFO] running `Command { std: "docker" "start" "-a" "4da29e8816d2881339922e32d1fd815a8ba585d5619c85860b6b99c0617f603e", 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/test_rust-9664a07c4c7b103e)
[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" "4da29e8816d2881339922e32d1fd815a8ba585d5619c85860b6b99c0617f603e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4da29e8816d2881339922e32d1fd815a8ba585d5619c85860b6b99c0617f603e", kill_on_drop: false }`
[INFO] [stdout] 4da29e8816d2881339922e32d1fd815a8ba585d5619c85860b6b99c0617f603e