[INFO] fetching crate verco 5.5.4... [INFO] testing verco-5.5.4 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate verco 5.5.4 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate verco 5.5.4 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate verco 5.5.4 [INFO] finished tweaking crates.io crate verco 5.5.4 [INFO] tweaked toml for crates.io crate verco 5.5.4 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate crates.io crate verco 5.5.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ctrlc v3.1.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] da2651ab788363f0658ebb975096c26fd7155a160170f5d584bfc222c4acfe68 [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" "da2651ab788363f0658ebb975096c26fd7155a160170f5d584bfc222c4acfe68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "da2651ab788363f0658ebb975096c26fd7155a160170f5d584bfc222c4acfe68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da2651ab788363f0658ebb975096c26fd7155a160170f5d584bfc222c4acfe68", kill_on_drop: false }` [INFO] [stdout] da2651ab788363f0658ebb975096c26fd7155a160170f5d584bfc222c4acfe68 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c98e6fb27918bf699003985ada5ba1b6aad3291865bf26823e63899b5b4c48ac [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" "c98e6fb27918bf699003985ada5ba1b6aad3291865bf26823e63899b5b4c48ac", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling smallvec v1.4.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling dirs-sys-next v0.1.0 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Compiling signal-hook-registry v1.2.1 [INFO] [stderr] Compiling parking_lot_core v0.7.2 [INFO] [stderr] Compiling mio v0.7.0 [INFO] [stderr] Compiling dirs-next v1.0.1 [INFO] [stderr] Compiling parking_lot v0.10.2 [INFO] [stderr] Compiling signal-hook v0.1.16 [INFO] [stderr] Compiling crossterm v0.17.7 [INFO] [stderr] Compiling rustyline v6.2.0 [INFO] [stderr] Compiling ctrlc v3.1.6 [INFO] [stderr] Compiling verco v5.5.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `handle` [INFO] [stdout] --> src/async_process.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub handle: JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 31.91s [INFO] running `Command { std: "docker" "inspect" "c98e6fb27918bf699003985ada5ba1b6aad3291865bf26823e63899b5b4c48ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c98e6fb27918bf699003985ada5ba1b6aad3291865bf26823e63899b5b4c48ac", kill_on_drop: false }` [INFO] [stdout] c98e6fb27918bf699003985ada5ba1b6aad3291865bf26823e63899b5b4c48ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4d4b91ab194daf1598e31a53e5411971deda57c522f6ce2ba8ee2aed54e44e82 [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" "4d4b91ab194daf1598e31a53e5411971deda57c522f6ce2ba8ee2aed54e44e82", kill_on_drop: false }` [INFO] [stderr] Compiling verco v5.5.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `handle` [INFO] [stdout] --> src/async_process.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub handle: JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.91s [INFO] running `Command { std: "docker" "inspect" "4d4b91ab194daf1598e31a53e5411971deda57c522f6ce2ba8ee2aed54e44e82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d4b91ab194daf1598e31a53e5411971deda57c522f6ce2ba8ee2aed54e44e82", kill_on_drop: false }` [INFO] [stdout] 4d4b91ab194daf1598e31a53e5411971deda57c522f6ce2ba8ee2aed54e44e82 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 328f45a8b0c794b5f9f580d873ca6db25c250acd68f671795a987e65a4f90f49 [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" "328f45a8b0c794b5f9f580d873ca6db25c250acd68f671795a987e65a4f90f49", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `handle` [INFO] [stderr] --> src/async_process.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | pub handle: JoinHandle<()>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/verco-a9d984ea82c507f9) [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" "328f45a8b0c794b5f9f580d873ca6db25c250acd68f671795a987e65a4f90f49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "328f45a8b0c794b5f9f580d873ca6db25c250acd68f671795a987e65a4f90f49", kill_on_drop: false }` [INFO] [stdout] 328f45a8b0c794b5f9f580d873ca6db25c250acd68f671795a987e65a4f90f49