[INFO] fetching crate bit-vec-omnitool 0.7.0... [INFO] testing bit-vec-omnitool-0.7.0 against master#160e7623e8cbbf1feab2b6e2a24733a98c7bde9c for pr-145628 [INFO] extracting crate bit-vec-omnitool 0.7.0 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate bit-vec-omnitool 0.7.0 [INFO] finished tweaking crates.io crate bit-vec-omnitool 0.7.0 [INFO] tweaked toml for crates.io crate bit-vec-omnitool 0.7.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate bit-vec-omnitool 0.7.0 on toolchain 160e7623e8cbbf1feab2b6e2a24733a98c7bde9c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "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" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 36 packages to latest compatible versions [INFO] [stderr] Adding nanoserde v0.1.37 (available: v0.2.1) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] [stderr] Adding rand_xorshift v0.3.0 (available: v0.4.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "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-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eecdd02f78edcff1fd2983802ed874959b8ce0cb120e73edc4a5df2ea44d7359 [INFO] running `Command { std: "docker" "start" "-a" "eecdd02f78edcff1fd2983802ed874959b8ce0cb120e73edc4a5df2ea44d7359", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eecdd02f78edcff1fd2983802ed874959b8ce0cb120e73edc4a5df2ea44d7359", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eecdd02f78edcff1fd2983802ed874959b8ce0cb120e73edc4a5df2ea44d7359", kill_on_drop: false }` [INFO] [stdout] eecdd02f78edcff1fd2983802ed874959b8ce0cb120e73edc4a5df2ea44d7359 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fe5cfa7b62a40f9949649d0772b4404b04eef8665157a87454b48f777ef157a9 [INFO] running `Command { std: "docker" "start" "-a" "fe5cfa7b62a40f9949649d0772b4404b04eef8665157a87454b48f777ef157a9", kill_on_drop: false }` [INFO] [stderr] Compiling bit-vec-omnitool v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/lib.rs:820:38 [INFO] [stdout] | [INFO] [stdout] 820 | self.process(other, |w1, w2| (w1 | w2)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 820 - self.process(other, |w1, w2| (w1 | w2)) [INFO] [stdout] 820 + self.process(other, |w1, w2| w1 | w2) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/lib.rs:851:38 [INFO] [stdout] | [INFO] [stdout] 851 | self.process(other, |w1, w2| (w1 & w2)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 851 - self.process(other, |w1, w2| (w1 & w2)) [INFO] [stdout] 851 + self.process(other, |w1, w2| w1 & w2) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/lib.rs:890:38 [INFO] [stdout] | [INFO] [stdout] 890 | self.process(other, |w1, w2| (w1 & !w2)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 890 - self.process(other, |w1, w2| (w1 & !w2)) [INFO] [stdout] 890 + self.process(other, |w1, w2| w1 & !w2) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/lib.rs:921:38 [INFO] [stdout] | [INFO] [stdout] 921 | self.process(other, |w1, w2| (w1 ^ w2)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 921 - self.process(other, |w1, w2| (w1 ^ w2)) [INFO] [stdout] 921 + self.process(other, |w1, w2| w1 ^ w2) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:440:19 [INFO] [stdout] | [INFO] [stdout] 440 | fn blocks_mut(&mut self) -> MutBlocks { [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] 440 | fn blocks_mut(&mut self) -> MutBlocks<'_, B> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:447:19 [INFO] [stdout] | [INFO] [stdout] 447 | pub fn blocks(&self) -> Blocks { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 447 | pub fn blocks(&self) -> Blocks<'_, B> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:608:20 [INFO] [stdout] | [INFO] [stdout] 608 | pub fn get_mut(&mut self, index: usize) -> Option> { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 608 | pub fn get_mut(&mut self, index: usize) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:638:37 [INFO] [stdout] | [INFO] [stdout] 638 | pub unsafe fn get_unchecked_mut(&mut self, index: usize) -> MutBorrowedBit { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 638 | pub unsafe fn get_unchecked_mut(&mut self, index: usize) -> MutBorrowedBit<'_, B> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:1113:17 [INFO] [stdout] | [INFO] [stdout] 1113 | 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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 1113 | pub fn iter(&self) -> Iter<'_, B> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:1137:21 [INFO] [stdout] | [INFO] [stdout] 1137 | pub fn iter_mut(&mut self) -> IterMut { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 1137 | pub fn iter_mut(&mut self) -> IterMut<'_, B> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s [INFO] running `Command { std: "docker" "inspect" "fe5cfa7b62a40f9949649d0772b4404b04eef8665157a87454b48f777ef157a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe5cfa7b62a40f9949649d0772b4404b04eef8665157a87454b48f777ef157a9", kill_on_drop: false }` [INFO] [stdout] fe5cfa7b62a40f9949649d0772b4404b04eef8665157a87454b48f777ef157a9 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 99ab23d825d64c86df42587a6ccc1ea1ad59987cb340c4004fefe8c4bba6f854 [INFO] running `Command { std: "docker" "start" "-a" "99ab23d825d64c86df42587a6ccc1ea1ad59987cb340c4004fefe8c4bba6f854", kill_on_drop: false }` [INFO] [stderr] error: failed to download `ppv-lite86 v0.2.21` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] unable to get packages from source [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to unpack package `ppv-lite86 v0.2.21` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ppv-lite86-0.2.21` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] Read-only file system (os error 30) [INFO] running `Command { std: "docker" "inspect" "99ab23d825d64c86df42587a6ccc1ea1ad59987cb340c4004fefe8c4bba6f854", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99ab23d825d64c86df42587a6ccc1ea1ad59987cb340c4004fefe8c4bba6f854", kill_on_drop: false }` [INFO] [stdout] 99ab23d825d64c86df42587a6ccc1ea1ad59987cb340c4004fefe8c4bba6f854