[INFO] fetching crate cold 0.0.2... [INFO] testing cold-0.0.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate cold 0.0.2 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate cold 0.0.2 [INFO] finished tweaking crates.io crate cold 0.0.2 [INFO] tweaked toml for crates.io crate cold 0.0.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate cold 0.0.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 35 packages to latest compatible versions [INFO] [stderr] Adding mio v0.7.14 (available: v1.1.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded simple-logging v2.0.2 [INFO] [stderr] Downloaded thread-id v3.3.0 [INFO] [stderr] Downloaded ntapi v0.3.7 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5052d931fdbfec2f8324101f026deea9015d01cbbcca56dc97e3d465358fdd5e [INFO] running `Command { std: "docker" "start" "-a" "5052d931fdbfec2f8324101f026deea9015d01cbbcca56dc97e3d465358fdd5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5052d931fdbfec2f8324101f026deea9015d01cbbcca56dc97e3d465358fdd5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5052d931fdbfec2f8324101f026deea9015d01cbbcca56dc97e3d465358fdd5e", kill_on_drop: false }` [INFO] [stdout] 5052d931fdbfec2f8324101f026deea9015d01cbbcca56dc97e3d465358fdd5e [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 07b5d0b0aec0bb7edb87cbd07e8be02ae72036e56902de598ab2c873c3cf774d [INFO] running `Command { std: "docker" "start" "-a" "07b5d0b0aec0bb7edb87cbd07e8be02ae72036e56902de598ab2c873c3cf774d", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling crossbeam-queue v0.3.12 [INFO] [stderr] Compiling crossbeam-channel v0.5.15 [INFO] [stderr] Compiling mio v0.7.14 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling crossbeam-deque v0.8.6 [INFO] [stderr] Compiling crossbeam v0.8.4 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling futures-executor v0.3.31 [INFO] [stderr] Compiling futures v0.3.31 [INFO] [stderr] Compiling cold v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rt.rs:127:13 [INFO] [stdout] | [INFO] [stdout] 127 | let mut ctx = ctxs.get_mut(&self.this).unwrap(); [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.94s [INFO] running `Command { std: "docker" "inspect" "07b5d0b0aec0bb7edb87cbd07e8be02ae72036e56902de598ab2c873c3cf774d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07b5d0b0aec0bb7edb87cbd07e8be02ae72036e56902de598ab2c873c3cf774d", kill_on_drop: false }` [INFO] [stdout] 07b5d0b0aec0bb7edb87cbd07e8be02ae72036e56902de598ab2c873c3cf774d [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] adf283b95b32d5f70c24323ba58a3b3b1fe741fdc7892621abbe9ffbf6798020 [INFO] running `Command { std: "docker" "start" "-a" "adf283b95b32d5f70c24323ba58a3b3b1fe741fdc7892621abbe9ffbf6798020", kill_on_drop: false }` [INFO] [stderr] Compiling thread-id v3.3.0 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rt.rs:127:13 [INFO] [stdout] | [INFO] [stdout] 127 | let mut ctx = ctxs.get_mut(&self.this).unwrap(); [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] [stderr] Compiling simple-logging v2.0.2 [INFO] [stderr] Compiling cold v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rt.rs:127:13 [INFO] [stdout] | [INFO] [stdout] 127 | let mut ctx = ctxs.get_mut(&self.this).unwrap(); [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] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.52s [INFO] running `Command { std: "docker" "inspect" "adf283b95b32d5f70c24323ba58a3b3b1fe741fdc7892621abbe9ffbf6798020", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "adf283b95b32d5f70c24323ba58a3b3b1fe741fdc7892621abbe9ffbf6798020", kill_on_drop: false }` [INFO] [stdout] adf283b95b32d5f70c24323ba58a3b3b1fe741fdc7892621abbe9ffbf6798020 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e33c47563250998eb82d89f6ef2b7c2208d587f73a2cbd6aca5cd65b107bb585 [INFO] running `Command { std: "docker" "start" "-a" "e33c47563250998eb82d89f6ef2b7c2208d587f73a2cbd6aca5cd65b107bb585", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/rt.rs:127:13 [INFO] [stderr] | [INFO] [stderr] 127 | let mut ctx = ctxs.get_mut(&self.this).unwrap(); [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: `cold` (lib) generated 1 warning (run `cargo fix --lib -p cold` to apply 1 suggestion) [INFO] [stderr] warning: `cold` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cold-8a025514e6896553) [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] Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-d39172c5a1b35f6f) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test nested ... ok [INFO] [stdout] test nested_spawn ... ok [INFO] [stdout] test nop ... ok [INFO] [stdout] test tcp_server ... ok [INFO] [stderr] Running tests/external_thread.rs (/opt/rustwide/target/debug/deps/external_thread-8e197db2cc601c87) [INFO] [stdout] [INFO] [stderr] Doc-tests cold [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.03s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test other_thread ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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] running `Command { std: "docker" "inspect" "e33c47563250998eb82d89f6ef2b7c2208d587f73a2cbd6aca5cd65b107bb585", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e33c47563250998eb82d89f6ef2b7c2208d587f73a2cbd6aca5cd65b107bb585", kill_on_drop: false }` [INFO] [stdout] e33c47563250998eb82d89f6ef2b7c2208d587f73a2cbd6aca5cd65b107bb585