[INFO] fetching crate workspace 0.4.2...
[INFO] testing workspace-0.4.2 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate workspace 0.4.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate workspace 0.4.2 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate workspace 0.4.2
[INFO] finished tweaking crates.io crate workspace 0.4.2
[INFO] tweaked toml for crates.io crate workspace 0.4.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 2793ba067d56420e2d604fdf0ec8da55143a2ba5f71c96f83c19541c371d6a31
[INFO] running `Command { std: "docker" "start" "-a" "2793ba067d56420e2d604fdf0ec8da55143a2ba5f71c96f83c19541c371d6a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2793ba067d56420e2d604fdf0ec8da55143a2ba5f71c96f83c19541c371d6a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2793ba067d56420e2d604fdf0ec8da55143a2ba5f71c96f83c19541c371d6a31", kill_on_drop: false }`
[INFO] [stdout] 2793ba067d56420e2d604fdf0ec8da55143a2ba5f71c96f83c19541c371d6a31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 1b81120d3cbd90f494275c3f4e273590178c1367980e30d1c582137c71f343f1
[INFO] running `Command { std: "docker" "start" "-a" "1b81120d3cbd90f494275c3f4e273590178c1367980e30d1c582137c71f343f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling term_grid v0.1.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling serde_yaml v0.8.14
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling workspace v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.83s
[INFO] running `Command { std: "docker" "inspect" "1b81120d3cbd90f494275c3f4e273590178c1367980e30d1c582137c71f343f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b81120d3cbd90f494275c3f4e273590178c1367980e30d1c582137c71f343f1", kill_on_drop: false }`
[INFO] [stdout] 1b81120d3cbd90f494275c3f4e273590178c1367980e30d1c582137c71f343f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14b48f088911eb7dd91ba037b34022d6768781f7f58e5dbe2e7a44b6fe36fb60
[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" "14b48f088911eb7dd91ba037b34022d6768781f7f58e5dbe2e7a44b6fe36fb60", kill_on_drop: false }`
[INFO] [stderr]    Compiling workspace v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "14b48f088911eb7dd91ba037b34022d6768781f7f58e5dbe2e7a44b6fe36fb60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14b48f088911eb7dd91ba037b34022d6768781f7f58e5dbe2e7a44b6fe36fb60", kill_on_drop: false }`
[INFO] [stdout] 14b48f088911eb7dd91ba037b34022d6768781f7f58e5dbe2e7a44b6fe36fb60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2e856ab21e24e9254552423ade420b78f914bfcb787fa7a67183f69969fe0337
[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" "2e856ab21e24e9254552423ade420b78f914bfcb787fa7a67183f69969fe0337", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/workspace-e357f62381dfbf7f
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2e856ab21e24e9254552423ade420b78f914bfcb787fa7a67183f69969fe0337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e856ab21e24e9254552423ade420b78f914bfcb787fa7a67183f69969fe0337", kill_on_drop: false }`
[INFO] [stdout] 2e856ab21e24e9254552423ade420b78f914bfcb787fa7a67183f69969fe0337