[INFO] fetching crate ppar 0.3.1... [INFO] checking ppar-0.3.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate ppar 0.3.1 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate ppar 0.3.1 [INFO] finished tweaking crates.io crate ppar 0.3.1 [INFO] tweaked toml for crates.io crate ppar 0.3.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate ppar 0.3.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate ppar 0.3.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sized-chunks v0.6.2 [INFO] [stderr] Downloaded derive_arbitrary v0.4.7 [INFO] [stderr] Downloaded im-rc v15.0.0 [INFO] [stderr] Downloaded im v15.0.0 [INFO] [stderr] Downloaded syn v1.0.54 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ffce64c2198636219251197604f32191becc75c476c7c6d0047098d4a2d77259 [INFO] running `Command { std: "docker" "start" "-a" "ffce64c2198636219251197604f32191becc75c476c7c6d0047098d4a2d77259", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ffce64c2198636219251197604f32191becc75c476c7c6d0047098d4a2d77259", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffce64c2198636219251197604f32191becc75c476c7c6d0047098d4a2d77259", kill_on_drop: false }` [INFO] [stdout] ffce64c2198636219251197604f32191becc75c476c7c6d0047098d4a2d77259 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b2020165dfa603ce6647605e501e98703e8cd385743477d3039e9a93021c1a47 [INFO] running `Command { std: "docker" "start" "-a" "b2020165dfa603ce6647605e501e98703e8cd385743477d3039e9a93021c1a47", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling derive_arbitrary v0.4.7 [INFO] [stderr] Checking arbitrary v0.4.7 [INFO] [stderr] Checking ppar v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `arbitrary` [INFO] [stdout] --> src/./ppar.rs:47:11 [INFO] [stdout] | [INFO] [stdout] 47 | #[cfg(any(feature = "arbitrary", test))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `im`, `im-rc`, `perf`, `rand`, and `structopt` [INFO] [stdout] = help: consider adding `arbitrary` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `arbitrary` [INFO] [stdout] --> src/./ppar.rs:47:11 [INFO] [stdout] | [INFO] [stdout] 47 | #[cfg(any(feature = "arbitrary", test))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `im`, `im-rc`, `perf`, `rand`, and `structopt` [INFO] [stdout] = help: consider adding `arbitrary` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/./ppar.rs:306:17 [INFO] [stdout] | [INFO] [stdout] 306 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 306 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/./ppar.rs:306:17 [INFO] [stdout] | [INFO] [stdout] 306 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 306 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.63s [INFO] running `Command { std: "docker" "inspect" "b2020165dfa603ce6647605e501e98703e8cd385743477d3039e9a93021c1a47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2020165dfa603ce6647605e501e98703e8cd385743477d3039e9a93021c1a47", kill_on_drop: false }` [INFO] [stdout] b2020165dfa603ce6647605e501e98703e8cd385743477d3039e9a93021c1a47