[INFO] cloning repository https://github.com/DankDumpster/rust-basics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DankDumpster/rust-basics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDankDumpster%2Frust-basics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDankDumpster%2Frust-basics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a17a96b8f36099ee1133747d3b25fd5c68db45e2
[INFO] testing DankDumpster/rust-basics against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDankDumpster%2Frust-basics" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DankDumpster/rust-basics on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DankDumpster/rust-basics
[INFO] finished tweaking git repo https://github.com/DankDumpster/rust-basics
[INFO] tweaked toml for git repo https://github.com/DankDumpster/rust-basics written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/DankDumpster/rust-basics already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 853fef5fc73aa3059418e018b8445cfddcff7d60022fb9182c871cac348c60ef
[INFO] running `Command { std: "docker" "start" "-a" "853fef5fc73aa3059418e018b8445cfddcff7d60022fb9182c871cac348c60ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "853fef5fc73aa3059418e018b8445cfddcff7d60022fb9182c871cac348c60ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "853fef5fc73aa3059418e018b8445cfddcff7d60022fb9182c871cac348c60ef", kill_on_drop: false }`
[INFO] [stdout] 853fef5fc73aa3059418e018b8445cfddcff7d60022fb9182c871cac348c60ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3998c57c0fb56cfde81787f63bf898f7f2d32cf25da0b53478ee7ef2755176ef
[INFO] running `Command { std: "docker" "start" "-a" "3998c57c0fb56cfde81787f63bf898f7f2d32cf25da0b53478ee7ef2755176ef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.64s
[INFO] running `Command { std: "docker" "inspect" "3998c57c0fb56cfde81787f63bf898f7f2d32cf25da0b53478ee7ef2755176ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3998c57c0fb56cfde81787f63bf898f7f2d32cf25da0b53478ee7ef2755176ef", kill_on_drop: false }`
[INFO] [stdout] 3998c57c0fb56cfde81787f63bf898f7f2d32cf25da0b53478ee7ef2755176ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 046aafc02ca6a0fa9e0aeb691bccf4bda6a4d4df6a369bc1f6e2621ca2142fd9
[INFO] running `Command { std: "docker" "start" "-a" "046aafc02ca6a0fa9e0aeb691bccf4bda6a4d4df6a369bc1f6e2621ca2142fd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "046aafc02ca6a0fa9e0aeb691bccf4bda6a4d4df6a369bc1f6e2621ca2142fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "046aafc02ca6a0fa9e0aeb691bccf4bda6a4d4df6a369bc1f6e2621ca2142fd9", kill_on_drop: false }`
[INFO] [stdout] 046aafc02ca6a0fa9e0aeb691bccf4bda6a4d4df6a369bc1f6e2621ca2142fd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c78094a4ac89663479a2a651add8ea3d53d8f0e97a8895e63e39298ba5fc7ea5
[INFO] running `Command { std: "docker" "start" "-a" "c78094a4ac89663479a2a651add8ea3d53d8f0e97a8895e63e39298ba5fc7ea5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sandbox-1e43aa07e72ea65a)
[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" "c78094a4ac89663479a2a651add8ea3d53d8f0e97a8895e63e39298ba5fc7ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c78094a4ac89663479a2a651add8ea3d53d8f0e97a8895e63e39298ba5fc7ea5", kill_on_drop: false }`
[INFO] [stdout] c78094a4ac89663479a2a651add8ea3d53d8f0e97a8895e63e39298ba5fc7ea5