[INFO] fetching crate lincheck 0.2.1...
[INFO] checking lincheck-0.2.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate lincheck 0.2.1 into /workspace/builds/worker-3-tc2/source
[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-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lincheck 0.2.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 94 packages to latest compatible versions
[INFO] [stderr]       Adding loom v0.6.1 (available: v0.7.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d33b2627dd24d1026334755c618a5e3438e401f0b810110cc8b23a4882fda0b
[INFO] running `Command { std: "docker" "start" "-a" "3d33b2627dd24d1026334755c618a5e3438e401f0b810110cc8b23a4882fda0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d33b2627dd24d1026334755c618a5e3438e401f0b810110cc8b23a4882fda0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d33b2627dd24d1026334755c618a5e3438e401f0b810110cc8b23a4882fda0b", kill_on_drop: false }`
[INFO] [stdout] 3d33b2627dd24d1026334755c618a5e3438e401f0b810110cc8b23a4882fda0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fd74afacaa0d2735eade39dbf49722c0e0a219d34b42be14ae4a1846b6187c9
[INFO] running `Command { std: "docker" "start" "-a" "9fd74afacaa0d2735eade39dbf49722c0e0a219d34b42be14ae4a1846b6187c9", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking bit-vec v0.8.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling generator v0.7.5
[INFO] [stderr]     Checking tempfile v3.20.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking rand_xorshift v0.4.0
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking bit-set v0.8.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking proptest v1.7.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking loom v0.6.1
[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<Op, Ret> History<Op, Ret> {
[INFO] [stdout]    | ------------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn into_inner(self) -> Vec<Invocation<Op, Ret>> {
[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:76:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl<Op, Ret> History<Op, Ret> {
[INFO] [stdout]    | ------------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn into_inner(self) -> Vec<Invocation<Op, Ret>> {
[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<Op, Ret> ParallelHistory<Op, Ret> {
[INFO] [stdout]    | -------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 92 |     pub fn into_inner(self) -> Vec<ParallelInvocation<Op, Ret>> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.47s
[INFO] running `Command { std: "docker" "inspect" "9fd74afacaa0d2735eade39dbf49722c0e0a219d34b42be14ae4a1846b6187c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fd74afacaa0d2735eade39dbf49722c0e0a219d34b42be14ae4a1846b6187c9", kill_on_drop: false }`
[INFO] [stdout] 9fd74afacaa0d2735eade39dbf49722c0e0a219d34b42be14ae4a1846b6187c9