[INFO] fetching crate muff 0.1.4... [INFO] checking muff-0.1.4 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate muff 0.1.4 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate muff 0.1.4 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate muff 0.1.4 [INFO] finished tweaking crates.io crate muff 0.1.4 [INFO] tweaked toml for crates.io crate muff 0.1.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 17 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pbr v1.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9c045343f22460e50984441cde4f50850171970a0afe1b592642b38ca2cc5628 [INFO] running `Command { std: "docker" "start" "-a" "9c045343f22460e50984441cde4f50850171970a0afe1b592642b38ca2cc5628", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9c045343f22460e50984441cde4f50850171970a0afe1b592642b38ca2cc5628", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c045343f22460e50984441cde4f50850171970a0afe1b592642b38ca2cc5628", kill_on_drop: false }` [INFO] [stdout] 9c045343f22460e50984441cde4f50850171970a0afe1b592642b38ca2cc5628 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 60c70757e4fb7a14d0780a1cf338049305ef9fb7c96014b8efdf8bbbab0552a8 [INFO] running `Command { std: "docker" "start" "-a" "60c70757e4fb7a14d0780a1cf338049305ef9fb7c96014b8efdf8bbbab0552a8", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking crossbeam-channel v0.5.12 [INFO] [stderr] Checking pbr v1.1.1 [INFO] [stderr] Checking muff v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:279:9 [INFO] [stdout] | [INFO] [stdout] 279 | let mut mb = MultiBar::new(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `fs`, `options`, `dump`, and `pass` are never read [INFO] [stdout] --> src/mount.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Mount { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | pub fs: OsString, [INFO] [stdout] | ^^ [INFO] [stdout] 11 | pub options: OsString, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 12 | pub dump: OsString, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | pub pass: OsString, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:279:9 [INFO] [stdout] | [INFO] [stdout] 279 | let mut mb = MultiBar::new(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `fs`, `options`, `dump`, and `pass` are never read [INFO] [stdout] --> src/mount.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Mount { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | pub fs: OsString, [INFO] [stdout] | ^^ [INFO] [stdout] 11 | pub options: OsString, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 12 | pub dump: OsString, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | pub pass: OsString, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.18s [INFO] running `Command { std: "docker" "inspect" "60c70757e4fb7a14d0780a1cf338049305ef9fb7c96014b8efdf8bbbab0552a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60c70757e4fb7a14d0780a1cf338049305ef9fb7c96014b8efdf8bbbab0552a8", kill_on_drop: false }` [INFO] [stdout] 60c70757e4fb7a14d0780a1cf338049305ef9fb7c96014b8efdf8bbbab0552a8 [INFO] checking muff-0.1.4 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate muff 0.1.4 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate muff 0.1.4 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate muff 0.1.4 [INFO] finished tweaking crates.io crate muff 0.1.4 [INFO] tweaked toml for crates.io crate muff 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 70ec5009da79282b399e84910a66168212006c87cf915597a720197acd88644e [INFO] running `Command { std: "docker" "start" "-a" "70ec5009da79282b399e84910a66168212006c87cf915597a720197acd88644e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "70ec5009da79282b399e84910a66168212006c87cf915597a720197acd88644e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70ec5009da79282b399e84910a66168212006c87cf915597a720197acd88644e", kill_on_drop: false }` [INFO] [stdout] 70ec5009da79282b399e84910a66168212006c87cf915597a720197acd88644e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5b6f870c8e21d24113157e7c5b5a555d2eedae5b3478e224c70e749bded6c292 [INFO] running `Command { std: "docker" "start" "-a" "5b6f870c8e21d24113157e7c5b5a555d2eedae5b3478e224c70e749bded6c292", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking crossbeam-channel v0.5.12 [INFO] [stderr] Checking pbr v1.1.1 [INFO] [stderr] Checking muff v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:279:9 [INFO] [stdout] | [INFO] [stdout] 279 | let mut mb = MultiBar::new(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `fs`, `options`, `dump`, and `pass` are never read [INFO] [stdout] --> src/mount.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Mount { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | pub fs: OsString, [INFO] [stdout] | ^^ [INFO] [stdout] 11 | pub options: OsString, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 12 | pub dump: OsString, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | pub pass: OsString, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:279:9 [INFO] [stdout] | [INFO] [stdout] 279 | let mut mb = MultiBar::new(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `fs`, `options`, `dump`, and `pass` are never read [INFO] [stdout] --> src/mount.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Mount { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | pub fs: OsString, [INFO] [stdout] | ^^ [INFO] [stdout] 11 | pub options: OsString, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 12 | pub dump: OsString, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | pub pass: OsString, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.47s [INFO] running `Command { std: "docker" "inspect" "5b6f870c8e21d24113157e7c5b5a555d2eedae5b3478e224c70e749bded6c292", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b6f870c8e21d24113157e7c5b5a555d2eedae5b3478e224c70e749bded6c292", kill_on_drop: false }` [INFO] [stdout] 5b6f870c8e21d24113157e7c5b5a555d2eedae5b3478e224c70e749bded6c292