[INFO] cloning repository https://github.com/t924417424/rust_opt_param
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/t924417424/rust_opt_param" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft924417424%2Frust_opt_param", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft924417424%2Frust_opt_param'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd6d9cd217dc598ec30c4cfb5f2759287589d864
[INFO] testing t924417424/rust_opt_param against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft924417424%2Frust_opt_param" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/t924417424/rust_opt_param on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/t924417424/rust_opt_param
[INFO] finished tweaking git repo https://github.com/t924417424/rust_opt_param
[INFO] tweaked toml for git repo https://github.com/t924417424/rust_opt_param written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/t924417424/rust_opt_param already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 188a829544c2ecc0b7f7e76c9d5fb3047c6af61ff9e0fd7bc9b89c739a93b1e1
[INFO] running `Command { std: "docker" "start" "-a" "188a829544c2ecc0b7f7e76c9d5fb3047c6af61ff9e0fd7bc9b89c739a93b1e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "188a829544c2ecc0b7f7e76c9d5fb3047c6af61ff9e0fd7bc9b89c739a93b1e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "188a829544c2ecc0b7f7e76c9d5fb3047c6af61ff9e0fd7bc9b89c739a93b1e1", kill_on_drop: false }`
[INFO] [stdout] 188a829544c2ecc0b7f7e76c9d5fb3047c6af61ff9e0fd7bc9b89c739a93b1e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 19f917c6d48b2efd57842f5fbf7f2c9ed047d7a9c23a5b6d82ddbdd308c0d3a0
[INFO] running `Command { std: "docker" "start" "-a" "19f917c6d48b2efd57842f5fbf7f2c9ed047d7a9c23a5b6d82ddbdd308c0d3a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling set_opt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "19f917c6d48b2efd57842f5fbf7f2c9ed047d7a9c23a5b6d82ddbdd308c0d3a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19f917c6d48b2efd57842f5fbf7f2c9ed047d7a9c23a5b6d82ddbdd308c0d3a0", kill_on_drop: false }`
[INFO] [stdout] 19f917c6d48b2efd57842f5fbf7f2c9ed047d7a9c23a5b6d82ddbdd308c0d3a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9006936d7dcd39934c9eb7d4a3a866cdaff3b835c446cceb6407db86caa2c87
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b9006936d7dcd39934c9eb7d4a3a866cdaff3b835c446cceb6407db86caa2c87", kill_on_drop: false }`
[INFO] [stderr]    Compiling set_opt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "b9006936d7dcd39934c9eb7d4a3a866cdaff3b835c446cceb6407db86caa2c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9006936d7dcd39934c9eb7d4a3a866cdaff3b835c446cceb6407db86caa2c87", kill_on_drop: false }`
[INFO] [stdout] b9006936d7dcd39934c9eb7d4a3a866cdaff3b835c446cceb6407db86caa2c87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2cec920a20f949d10cd1442e7dbb7f4d9492726931193cb670bc36cccb758033
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2cec920a20f949d10cd1442e7dbb7f4d9492726931193cb670bc36cccb758033", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/set_opt-d0e06112a50be552)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test application::application::test::test_set_opt ... 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" "2cec920a20f949d10cd1442e7dbb7f4d9492726931193cb670bc36cccb758033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cec920a20f949d10cd1442e7dbb7f4d9492726931193cb670bc36cccb758033", kill_on_drop: false }`
[INFO] [stdout] 2cec920a20f949d10cd1442e7dbb7f4d9492726931193cb670bc36cccb758033