[INFO] fetching crate syswall 0.3.1... [INFO] testing syswall-0.3.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate syswall 0.3.1 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate syswall 0.3.1 [INFO] finished tweaking crates.io crate syswall 0.3.1 [INFO] tweaked toml for crates.io crate syswall 0.3.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate syswall 0.3.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 21 packages to latest compatible versions [INFO] [stderr] Adding nix v0.13.1 (available: v0.30.1) [INFO] [stderr] Adding signal-hook v0.1.17 (available: v0.3.18) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded nix v0.13.1 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 27119f4a5c66438c3e09242f46afb4d6fa4355a444181ccf7c44b9c47264ca5d [INFO] running `Command { std: "docker" "start" "-a" "27119f4a5c66438c3e09242f46afb4d6fa4355a444181ccf7c44b9c47264ca5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "27119f4a5c66438c3e09242f46afb4d6fa4355a444181ccf7c44b9c47264ca5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27119f4a5c66438c3e09242f46afb4d6fa4355a444181ccf7c44b9c47264ca5d", kill_on_drop: false }` [INFO] [stdout] 27119f4a5c66438c3e09242f46afb4d6fa4355a444181ccf7c44b9c47264ca5d [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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4c8ea6831662f542b41812f3dcb7087608694c857c3c68b599a270cbb52ccd03 [INFO] running `Command { std: "docker" "start" "-a" "4c8ea6831662f542b41812f3dcb7087608694c857c3c68b599a270cbb52ccd03", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling nix v0.13.1 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling memchr v2.7.5 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Compiling signal-hook-registry v1.4.6 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling signal-hook v0.1.17 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling syswall v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/child_process.rs:300:17 [INFO] [stdout] | [INFO] [stdout] 300 | let mut child = processes.0.get_mut(&pid).ok_or_else(|| format!( [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/child_process.rs:418:32 [INFO] [stdout] | [INFO] [stdout] 418 | } else if let Some(mut child) = processes.0.get_mut(&pid) { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.84s [INFO] running `Command { std: "docker" "inspect" "4c8ea6831662f542b41812f3dcb7087608694c857c3c68b599a270cbb52ccd03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c8ea6831662f542b41812f3dcb7087608694c857c3c68b599a270cbb52ccd03", kill_on_drop: false }` [INFO] [stdout] 4c8ea6831662f542b41812f3dcb7087608694c857c3c68b599a270cbb52ccd03 [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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3e2bcd1116d274771c86ae2873484e61a592b9a20d5d0397ad08bb38d1a894cf [INFO] running `Command { std: "docker" "start" "-a" "3e2bcd1116d274771c86ae2873484e61a592b9a20d5d0397ad08bb38d1a894cf", kill_on_drop: false }` [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/child_process.rs:300:17 [INFO] [stdout] | [INFO] [stdout] 300 | let mut child = processes.0.get_mut(&pid).ok_or_else(|| format!( [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/child_process.rs:418:32 [INFO] [stdout] | [INFO] [stdout] 418 | } else if let Some(mut child) = processes.0.get_mut(&pid) { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling syswall v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/child_process.rs:300:17 [INFO] [stdout] | [INFO] [stdout] 300 | let mut child = processes.0.get_mut(&pid).ok_or_else(|| format!( [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/child_process.rs:418:32 [INFO] [stdout] | [INFO] [stdout] 418 | } else if let Some(mut child) = processes.0.get_mut(&pid) { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "3e2bcd1116d274771c86ae2873484e61a592b9a20d5d0397ad08bb38d1a894cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e2bcd1116d274771c86ae2873484e61a592b9a20d5d0397ad08bb38d1a894cf", kill_on_drop: false }` [INFO] [stdout] 3e2bcd1116d274771c86ae2873484e61a592b9a20d5d0397ad08bb38d1a894cf [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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 271c255d3af711c459b1306bbd2de54e13df3483d02a6b2b95985790878e2cb3 [INFO] running `Command { std: "docker" "start" "-a" "271c255d3af711c459b1306bbd2de54e13df3483d02a6b2b95985790878e2cb3", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/child_process.rs:300:17 [INFO] [stderr] | [INFO] [stderr] 300 | let mut child = processes.0.get_mut(&pid).ok_or_else(|| format!( [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/child_process.rs:418:32 [INFO] [stderr] | [INFO] [stderr] 418 | } else if let Some(mut child) = processes.0.get_mut(&pid) { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `syswall` (lib) generated 2 warnings (run `cargo fix --lib -p syswall` to apply 2 suggestions) [INFO] [stderr] warning: `syswall` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/syswall-0186043bb3c11a92) [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] [stderr] Doc-tests syswall [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - trace (line 39) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "271c255d3af711c459b1306bbd2de54e13df3483d02a6b2b95985790878e2cb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "271c255d3af711c459b1306bbd2de54e13df3483d02a6b2b95985790878e2cb3", kill_on_drop: false }` [INFO] [stdout] 271c255d3af711c459b1306bbd2de54e13df3483d02a6b2b95985790878e2cb3