[INFO] fetching crate lincheck 0.2.1... [INFO] checking lincheck-0.2.1 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864 [INFO] extracting crate lincheck 0.2.1 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate lincheck 0.2.1 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lincheck 0.2.1 [INFO] finished tweaking crates.io crate lincheck 0.2.1 [INFO] tweaked toml for crates.io crate lincheck 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 85 packages to latest compatible versions [INFO] [stderr] Adding bit-set v0.5.3 (available: v0.8.0) [INFO] [stderr] Adding bit-vec v0.6.3 (available: v0.8.0) [INFO] [stderr] Adding generator v0.7.5 (available: v0.8.3) [INFO] [stderr] Adding linux-raw-sys v0.4.14 (available: v0.6.5) [INFO] [stderr] Adding loom v0.6.1 (available: v0.7.2) [INFO] [stderr] Adding matchers v0.1.0 (available: v0.2.0) [INFO] [stderr] Adding nu-ansi-term v0.46.0 (available: v0.50.1) [INFO] [stderr] Adding quick-error v1.2.3 (available: v2.0.1) [INFO] [stderr] Adding regex-automata v0.1.10 (available: v0.4.7) [INFO] [stderr] Adding regex-syntax v0.6.29 (available: v0.8.4) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows v0.48.0 (available: v0.58.0) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [INFO] [stderr] Adding windows-targets v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (available: v0.52.6) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded loom v0.6.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4e4b8caee2bd3bd2a464fe7569cd7f97bf441a6baa22c2f33bc46b16f91e32a4 [INFO] running `Command { std: "docker" "start" "-a" "4e4b8caee2bd3bd2a464fe7569cd7f97bf441a6baa22c2f33bc46b16f91e32a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e4b8caee2bd3bd2a464fe7569cd7f97bf441a6baa22c2f33bc46b16f91e32a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e4b8caee2bd3bd2a464fe7569cd7f97bf441a6baa22c2f33bc46b16f91e32a4", kill_on_drop: false }` [INFO] [stdout] 4e4b8caee2bd3bd2a464fe7569cd7f97bf441a6baa22c2f33bc46b16f91e32a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 25941554fb76740f9fb035c306e54cc0d7ab6918045d424df4b68156c52c1cac [INFO] running `Command { std: "docker" "start" "-a" "25941554fb76740f9fb035c306e54cc0d7ab6918045d424df4b68156c52c1cac", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v0.38.37 [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling generator v0.7.5 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking fastrand v2.1.1 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Checking unarray v0.1.4 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking tempfile v3.12.0 [INFO] [stderr] Checking loom v0.6.1 [INFO] [stderr] Checking rusty-fork v0.3.0 [INFO] [stderr] Checking proptest v1.5.0 [INFO] [stderr] Checking lincheck v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `into_inner` is never used [INFO] [stdout] --> src/execution.rs:76:12 [INFO] [stdout] | [INFO] [stdout] 65 | impl History { [INFO] [stdout] | ------------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 76 | pub fn into_inner(self) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `into_inner` is never used [INFO] [stdout] --> src/execution.rs:92:12 [INFO] [stdout] | [INFO] [stdout] 81 | impl ParallelHistory { [INFO] [stdout] | -------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 92 | pub fn into_inner(self) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `into_inner` is never used [INFO] [stdout] --> src/execution.rs:76:12 [INFO] [stdout] | [INFO] [stdout] 65 | impl History { [INFO] [stdout] | ------------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 76 | pub fn into_inner(self) -> Vec> { [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` profile [unoptimized + debuginfo] target(s) in 9.85s [INFO] running `Command { std: "docker" "inspect" "25941554fb76740f9fb035c306e54cc0d7ab6918045d424df4b68156c52c1cac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25941554fb76740f9fb035c306e54cc0d7ab6918045d424df4b68156c52c1cac", kill_on_drop: false }` [INFO] [stdout] 25941554fb76740f9fb035c306e54cc0d7ab6918045d424df4b68156c52c1cac