[INFO] fetching crate blackhole 0.20.2... [INFO] testing blackhole-0.20.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate blackhole 0.20.2 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate blackhole 0.20.2 [INFO] finished tweaking crates.io crate blackhole 0.20.2 [INFO] tweaked toml for crates.io crate blackhole 0.20.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate blackhole 0.20.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bb8f20c13c5a82067fa22ddbe0cf7dca790db92d8d04974725e9f56dcaa34573 [INFO] running `Command { std: "docker" "start" "-a" "bb8f20c13c5a82067fa22ddbe0cf7dca790db92d8d04974725e9f56dcaa34573", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bb8f20c13c5a82067fa22ddbe0cf7dca790db92d8d04974725e9f56dcaa34573", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb8f20c13c5a82067fa22ddbe0cf7dca790db92d8d04974725e9f56dcaa34573", kill_on_drop: false }` [INFO] [stdout] bb8f20c13c5a82067fa22ddbe0cf7dca790db92d8d04974725e9f56dcaa34573 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 32ba5428140ec19f53f2eba12467f38a37681fc15f96f353073a646538e36538 [INFO] running `Command { std: "docker" "start" "-a" "32ba5428140ec19f53f2eba12467f38a37681fc15f96f353073a646538e36538", kill_on_drop: false }` [INFO] [stderr] Compiling blackhole v0.20.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `8` [INFO] [stdout] --> src/root.rs:149:25 [INFO] [stdout] | [INFO] [stdout] 149 | if cfg!(not(any(target_pointer_width="8", target_pointer_width="16"))) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `target_pointer_width` are: `16`, `32`, and `64` [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s [INFO] running `Command { std: "docker" "inspect" "32ba5428140ec19f53f2eba12467f38a37681fc15f96f353073a646538e36538", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32ba5428140ec19f53f2eba12467f38a37681fc15f96f353073a646538e36538", kill_on_drop: false }` [INFO] [stdout] 32ba5428140ec19f53f2eba12467f38a37681fc15f96f353073a646538e36538 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eee768de48d489697f6ab10a1de7db2f0a83f7e6c00c3319feb39e6aaf291a93 [INFO] running `Command { std: "docker" "start" "-a" "eee768de48d489697f6ab10a1de7db2f0a83f7e6c00c3319feb39e6aaf291a93", kill_on_drop: false }` [INFO] [stderr] Compiling blackhole v0.20.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `8` [INFO] [stdout] --> src/root.rs:149:25 [INFO] [stdout] | [INFO] [stdout] 149 | if cfg!(not(any(target_pointer_width="8", target_pointer_width="16"))) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `target_pointer_width` are: `16`, `32`, and `64` [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: `8` [INFO] [stdout] --> src/root.rs:149:25 [INFO] [stdout] | [INFO] [stdout] 149 | if cfg!(not(any(target_pointer_width="8", target_pointer_width="16"))) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `target_pointer_width` are: `16`, `32`, and `64` [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: creating a shared reference to mutable static [INFO] [stdout] --> tests/root.rs:119:21 [INFO] [stdout] | [INFO] [stdout] 119 | for i in 0..BYTES.len() { [INFO] [stdout] | ^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `Command { std: "docker" "inspect" "eee768de48d489697f6ab10a1de7db2f0a83f7e6c00c3319feb39e6aaf291a93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eee768de48d489697f6ab10a1de7db2f0a83f7e6c00c3319feb39e6aaf291a93", kill_on_drop: false }` [INFO] [stdout] eee768de48d489697f6ab10a1de7db2f0a83f7e6c00c3319feb39e6aaf291a93 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6dc0f58e1786bc861d8d2aab4e2876c82314189638bf7d74583141ec4a6b788c [INFO] running `Command { std: "docker" "start" "-a" "6dc0f58e1786bc861d8d2aab4e2876c82314189638bf7d74583141ec4a6b788c", kill_on_drop: false }` [INFO] [stderr] warning: unexpected `cfg` condition value: `8` [INFO] [stderr] --> src/root.rs:149:25 [INFO] [stderr] | [INFO] [stderr] 149 | if cfg!(not(any(target_pointer_width="8", target_pointer_width="16"))) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: expected values for `target_pointer_width` are: `16`, `32`, and `64` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `blackhole` (lib) generated 1 warning [INFO] [stderr] warning: creating a shared reference to mutable static [INFO] [stderr] --> tests/root.rs:119:21 [INFO] [stderr] | [INFO] [stderr] 119 | for i in 0..BYTES.len() { [INFO] [stderr] | ^^^^^^^^^^^ shared reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stderr] = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `blackhole` (test "root") generated 1 warning [INFO] [stderr] warning: `blackhole` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/blackhole-b33a8f21952d7f44) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test job::test_one_time ... ok [INFO] [stdout] test test_crate_version ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/root.rs (/opt/rustwide/target/debug/deps/root-928afde39d647952) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test stressing_black_hole ... ignored [INFO] [stdout] test tests ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 1.03s [INFO] [stdout] [INFO] [stderr] Doc-tests blackhole [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - (line 59) ... ok [INFO] [stdout] test src/job.rs - job::OneTime (line 60) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6dc0f58e1786bc861d8d2aab4e2876c82314189638bf7d74583141ec4a6b788c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6dc0f58e1786bc861d8d2aab4e2876c82314189638bf7d74583141ec4a6b788c", kill_on_drop: false }` [INFO] [stdout] 6dc0f58e1786bc861d8d2aab4e2876c82314189638bf7d74583141ec4a6b788c