[INFO] cloning repository https://github.com/clintmod/rust-exp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clintmod/rust-exp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclintmod%2Frust-exp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclintmod%2Frust-exp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 41dd034be107eee56118987acdc66f1f2a8a6865
[INFO] testing clintmod/rust-exp against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclintmod%2Frust-exp" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/clintmod/rust-exp on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/clintmod/rust-exp
[INFO] finished tweaking git repo https://github.com/clintmod/rust-exp
[INFO] tweaked toml for git repo https://github.com/clintmod/rust-exp written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate git repo https://github.com/clintmod/rust-exp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cadb81685d956fce19a2e9d0f7cb0c3f6c8f472cbfc9fdd92843f1b22fc52426
[INFO] running `Command { std: "docker" "start" "-a" "cadb81685d956fce19a2e9d0f7cb0c3f6c8f472cbfc9fdd92843f1b22fc52426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cadb81685d956fce19a2e9d0f7cb0c3f6c8f472cbfc9fdd92843f1b22fc52426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cadb81685d956fce19a2e9d0f7cb0c3f6c8f472cbfc9fdd92843f1b22fc52426", kill_on_drop: false }`
[INFO] [stdout] cadb81685d956fce19a2e9d0f7cb0c3f6c8f472cbfc9fdd92843f1b22fc52426
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68f17fcdab6a8ed6985fe40014f2de2432e98dd9e05923fc38fc61aebaa07a46
[INFO] running `Command { std: "docker" "start" "-a" "68f17fcdab6a8ed6985fe40014f2de2432e98dd9e05923fc38fc61aebaa07a46", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-exp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `Command { std: "docker" "inspect" "68f17fcdab6a8ed6985fe40014f2de2432e98dd9e05923fc38fc61aebaa07a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68f17fcdab6a8ed6985fe40014f2de2432e98dd9e05923fc38fc61aebaa07a46", kill_on_drop: false }`
[INFO] [stdout] 68f17fcdab6a8ed6985fe40014f2de2432e98dd9e05923fc38fc61aebaa07a46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14b455d6997823e37b54045121dce3d2f3a3e93d0fd1222cadd8b1a271ef46b1
[INFO] running `Command { std: "docker" "start" "-a" "14b455d6997823e37b54045121dce3d2f3a3e93d0fd1222cadd8b1a271ef46b1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-exp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.33s
[INFO] running `Command { std: "docker" "inspect" "14b455d6997823e37b54045121dce3d2f3a3e93d0fd1222cadd8b1a271ef46b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14b455d6997823e37b54045121dce3d2f3a3e93d0fd1222cadd8b1a271ef46b1", kill_on_drop: false }`
[INFO] [stdout] 14b455d6997823e37b54045121dce3d2f3a3e93d0fd1222cadd8b1a271ef46b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 10dc8c3945944b4337bed9f4d6e56c111d67fc2252cde1b4e68aa5cd32ac0e61
[INFO] running `Command { std: "docker" "start" "-a" "10dc8c3945944b4337bed9f4d6e56c111d67fc2252cde1b4e68aa5cd32ac0e61", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 43.93s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_exp-36db6d8145219129)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/integration_main.rs (/opt/rustwide/target/debug/deps/integration_main-ecbba8dbeb26640b)
[INFO] [stdout] test strings::test_concat ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "10dc8c3945944b4337bed9f4d6e56c111d67fc2252cde1b4e68aa5cd32ac0e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10dc8c3945944b4337bed9f4d6e56c111d67fc2252cde1b4e68aa5cd32ac0e61", kill_on_drop: false }`
[INFO] [stdout] 10dc8c3945944b4337bed9f4d6e56c111d67fc2252cde1b4e68aa5cd32ac0e61