[INFO] cloning repository https://github.com/shockham/cuo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shockham/cuo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshockham%2Fcuo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshockham%2Fcuo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e6fd9dcf0811f6fa35670e258bfc24abd8980593 [INFO] testing shockham/cuo against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshockham%2Fcuo" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shockham/cuo 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/shockham/cuo [INFO] finished tweaking git repo https://github.com/shockham/cuo [INFO] tweaked toml for git repo https://github.com/shockham/cuo written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/shockham/cuo 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 67766af7f0be9940dc2ab2a60ecd17d7d230536dc5c5f2dc7b78edff97330cd3 [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" "67766af7f0be9940dc2ab2a60ecd17d7d230536dc5c5f2dc7b78edff97330cd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "67766af7f0be9940dc2ab2a60ecd17d7d230536dc5c5f2dc7b78edff97330cd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67766af7f0be9940dc2ab2a60ecd17d7d230536dc5c5f2dc7b78edff97330cd3", kill_on_drop: false }` [INFO] [stdout] 67766af7f0be9940dc2ab2a60ecd17d7d230536dc5c5f2dc7b78edff97330cd3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3c6a5d38a9ed833176db88588448902dd07f017e08542678d4f4dd852cfff43e [INFO] running `Command { std: "docker" "start" "-a" "3c6a5d38a9ed833176db88588448902dd07f017e08542678d4f4dd852cfff43e", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling gimli v0.24.0 [INFO] [stderr] Compiling once_cell v1.7.2 [INFO] [stderr] Compiling rustc-demangle v0.1.19 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling object v0.24.0 [INFO] [stderr] Compiling curl v0.4.37 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling openssl v0.10.34 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling rustc-workspace-hack v1.0.0 [INFO] [stderr] Compiling hex v0.4.3 [INFO] [stderr] Compiling bytesize v1.0.1 [INFO] [stderr] Compiling opener v0.4.1 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling shell-escape v0.1.5 [INFO] [stderr] Compiling home v0.5.3 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling unicode-bidi v0.3.5 [INFO] [stderr] Compiling tinyvec v1.2.0 [INFO] [stderr] Compiling form_urlencoded v1.0.1 [INFO] [stderr] Compiling thread_local v1.1.3 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.4 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling strip-ansi-escapes v0.1.0 [INFO] [stderr] Compiling jobserver v0.1.22 [INFO] [stderr] Compiling socket2 v0.4.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling filetime v0.2.14 [INFO] [stderr] Compiling dirs-sys v0.3.6 [INFO] [stderr] Compiling fs2 v0.4.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling tar v0.4.33 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling unicode-normalization v0.1.17 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling sized-chunks v0.3.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling openssl-sys v0.9.63 [INFO] [stderr] Compiling libz-sys v1.1.3 [INFO] [stderr] Compiling libnghttp2-sys v0.1.6+1.43.0 [INFO] [stderr] Compiling curl-sys v0.4.43+curl-7.76.0 [INFO] [stderr] Compiling libssh2-sys v0.2.21 [INFO] [stderr] Compiling backtrace v0.3.59 [INFO] [stderr] Compiling libgit2-sys v0.9.2 [INFO] [stderr] Compiling idna v0.2.3 [INFO] [stderr] Compiling addr2line v0.15.1 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling flate2 v1.0.20 [INFO] [stderr] Compiling url v2.2.2 [INFO] [stderr] Compiling globset v0.4.6 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling ignore v0.4.17 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling crypto-hash v0.3.4 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling git2 v0.10.2 [INFO] [stderr] Compiling git2-curl v0.11.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling serde_ignored v0.1.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling im-rc v13.0.0 [INFO] [stderr] Compiling crates-io v0.28.0 [INFO] [stderr] Compiling rustfix v0.4.6 [INFO] [stderr] Compiling cargo v0.40.0 [INFO] [stderr] Compiling cuo v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 26s [INFO] running `Command { std: "docker" "inspect" "3c6a5d38a9ed833176db88588448902dd07f017e08542678d4f4dd852cfff43e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c6a5d38a9ed833176db88588448902dd07f017e08542678d4f4dd852cfff43e", kill_on_drop: false }` [INFO] [stdout] 3c6a5d38a9ed833176db88588448902dd07f017e08542678d4f4dd852cfff43e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5373a43b0de85188b2e6dc9250ecd2fb819126f4c1eb0ccfbe1f137f958e326c [INFO] running `Command { std: "docker" "start" "-a" "5373a43b0de85188b2e6dc9250ecd2fb819126f4c1eb0ccfbe1f137f958e326c", kill_on_drop: false }` [INFO] [stderr] Compiling cuo v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.66s [INFO] running `Command { std: "docker" "inspect" "5373a43b0de85188b2e6dc9250ecd2fb819126f4c1eb0ccfbe1f137f958e326c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5373a43b0de85188b2e6dc9250ecd2fb819126f4c1eb0ccfbe1f137f958e326c", kill_on_drop: false }` [INFO] [stdout] 5373a43b0de85188b2e6dc9250ecd2fb819126f4c1eb0ccfbe1f137f958e326c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 4edee57cfcf012e5f0eaae4831aca69ac0876038a7e5906355c74a57ec6098a8 [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" "4edee57cfcf012e5f0eaae4831aca69ac0876038a7e5906355c74a57ec6098a8", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/cuo-6c1bc521f7031fd9) [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" "4edee57cfcf012e5f0eaae4831aca69ac0876038a7e5906355c74a57ec6098a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4edee57cfcf012e5f0eaae4831aca69ac0876038a7e5906355c74a57ec6098a8", kill_on_drop: false }` [INFO] [stdout] 4edee57cfcf012e5f0eaae4831aca69ac0876038a7e5906355c74a57ec6098a8