[INFO] cloning repository https://github.com/n1ckdm/rust_sandbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/n1ckdm/rust_sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn1ckdm%2Frust_sandbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn1ckdm%2Frust_sandbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5940ed2985c8b5485dd2ac9eee9d1125f66d82df
[INFO] testing n1ckdm/rust_sandbox against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn1ckdm%2Frust_sandbox" "/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/n1ckdm/rust_sandbox on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/n1ckdm/rust_sandbox
[INFO] finished tweaking git repo https://github.com/n1ckdm/rust_sandbox
[INFO] tweaked toml for git repo https://github.com/n1ckdm/rust_sandbox written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate git repo https://github.com/n1ckdm/rust_sandbox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33510437118c12ecdd275d08f58f1c4a1515eed9c3b464b19953424ea004b42d
[INFO] running `Command { std: "docker" "start" "-a" "33510437118c12ecdd275d08f58f1c4a1515eed9c3b464b19953424ea004b42d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33510437118c12ecdd275d08f58f1c4a1515eed9c3b464b19953424ea004b42d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33510437118c12ecdd275d08f58f1c4a1515eed9c3b464b19953424ea004b42d", kill_on_drop: false }`
[INFO] [stdout] 33510437118c12ecdd275d08f58f1c4a1515eed9c3b464b19953424ea004b42d
[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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e782b84d1de2e4cea95aba5bc898a335c61c92d161593b775baa398d3e2ec2c4
[INFO] running `Command { std: "docker" "start" "-a" "e782b84d1de2e4cea95aba5bc898a335c61c92d161593b775baa398d3e2ec2c4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.92s
[INFO] running `Command { std: "docker" "inspect" "e782b84d1de2e4cea95aba5bc898a335c61c92d161593b775baa398d3e2ec2c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e782b84d1de2e4cea95aba5bc898a335c61c92d161593b775baa398d3e2ec2c4", kill_on_drop: false }`
[INFO] [stdout] e782b84d1de2e4cea95aba5bc898a335c61c92d161593b775baa398d3e2ec2c4
[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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0c5f7870077f9c4f7eaf76725988912841ae9f4f00eafbba40d3de29092fae8
[INFO] running `Command { std: "docker" "start" "-a" "f0c5f7870077f9c4f7eaf76725988912841ae9f4f00eafbba40d3de29092fae8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "f0c5f7870077f9c4f7eaf76725988912841ae9f4f00eafbba40d3de29092fae8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0c5f7870077f9c4f7eaf76725988912841ae9f4f00eafbba40d3de29092fae8", kill_on_drop: false }`
[INFO] [stdout] f0c5f7870077f9c4f7eaf76725988912841ae9f4f00eafbba40d3de29092fae8
[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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dce80cf793393eb8c96feebe4128a1d80febd3c619fe5e79731a382ba5d4f4ed
[INFO] running `Command { std: "docker" "start" "-a" "dce80cf793393eb8c96feebe4128a1d80febd3c619fe5e79731a382ba5d4f4ed", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.32s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_sandbox-a08f64e007be2b05)
[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" "dce80cf793393eb8c96feebe4128a1d80febd3c619fe5e79731a382ba5d4f4ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dce80cf793393eb8c96feebe4128a1d80febd3c619fe5e79731a382ba5d4f4ed", kill_on_drop: false }`
[INFO] [stdout] dce80cf793393eb8c96feebe4128a1d80febd3c619fe5e79731a382ba5d4f4ed