[INFO] cloning repository https://github.com/hanspistorstetson/rust_linked_list
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hanspistorstetson/rust_linked_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanspistorstetson%2Frust_linked_list", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanspistorstetson%2Frust_linked_list'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 36360770cdaa9f9be929a0e16bd145c39c0a7df9
[INFO] testing hanspistorstetson/rust_linked_list against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanspistorstetson%2Frust_linked_list" "/workspace/builds/worker-91/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-91/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hanspistorstetson/rust_linked_list 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/hanspistorstetson/rust_linked_list
[INFO] finished tweaking git repo https://github.com/hanspistorstetson/rust_linked_list
[INFO] tweaked toml for git repo https://github.com/hanspistorstetson/rust_linked_list written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate git repo https://github.com/hanspistorstetson/rust_linked_list 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-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 5e7c57b24df3711cbf456a4ff718bbf1ec91b775ad6d26d68e3304f14cf9b550
[INFO] running `Command { std: "docker" "start" "-a" "5e7c57b24df3711cbf456a4ff718bbf1ec91b775ad6d26d68e3304f14cf9b550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e7c57b24df3711cbf456a4ff718bbf1ec91b775ad6d26d68e3304f14cf9b550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e7c57b24df3711cbf456a4ff718bbf1ec91b775ad6d26d68e3304f14cf9b550", kill_on_drop: false }`
[INFO] [stdout] 5e7c57b24df3711cbf456a4ff718bbf1ec91b775ad6d26d68e3304f14cf9b550
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 7c8402068ae3a57ea6f607001f9dc59fb02fd89000c4a441093051bd47b97d04
[INFO] running `Command { std: "docker" "start" "-a" "7c8402068ae3a57ea6f607001f9dc59fb02fd89000c4a441093051bd47b97d04", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling linked v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.36s
[INFO] running `Command { std: "docker" "inspect" "7c8402068ae3a57ea6f607001f9dc59fb02fd89000c4a441093051bd47b97d04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c8402068ae3a57ea6f607001f9dc59fb02fd89000c4a441093051bd47b97d04", kill_on_drop: false }`
[INFO] [stdout] 7c8402068ae3a57ea6f607001f9dc59fb02fd89000c4a441093051bd47b97d04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 8e94a344a5191cbc5d94a341c01c7360862f056fd11baa4ba60f34507f1971fb
[INFO] running `Command { std: "docker" "start" "-a" "8e94a344a5191cbc5d94a341c01c7360862f056fd11baa4ba60f34507f1971fb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling linked v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.67s
[INFO] running `Command { std: "docker" "inspect" "8e94a344a5191cbc5d94a341c01c7360862f056fd11baa4ba60f34507f1971fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e94a344a5191cbc5d94a341c01c7360862f056fd11baa4ba60f34507f1971fb", kill_on_drop: false }`
[INFO] [stdout] 8e94a344a5191cbc5d94a341c01c7360862f056fd11baa4ba60f34507f1971fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] f0518806d4aad1194ade3f315bd0b9d30d0f58cfd00d9d98aa96f6acc00be43e
[INFO] running `Command { std: "docker" "start" "-a" "f0518806d4aad1194ade3f315bd0b9d30d0f58cfd00d9d98aa96f6acc00be43e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.38s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/linked-b4037f87a9eaa583)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test first::test::basics ... ok
[INFO] [stdout] test second::test::basics ... ok
[INFO] [stdout] test second::test::into_iter ... ok
[INFO] [stdout] test second::test::peek ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/linked-ad23605a9b51a23c)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests linked
[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] [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" "f0518806d4aad1194ade3f315bd0b9d30d0f58cfd00d9d98aa96f6acc00be43e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0518806d4aad1194ade3f315bd0b9d30d0f58cfd00d9d98aa96f6acc00be43e", kill_on_drop: false }`
[INFO] [stdout] f0518806d4aad1194ade3f315bd0b9d30d0f58cfd00d9d98aa96f6acc00be43e