[INFO] fetching crate perm 0.9.3... [INFO] testing perm-0.9.3 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate perm 0.9.3 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate perm 0.9.3 [INFO] finished tweaking crates.io crate perm 0.9.3 [INFO] tweaked toml for crates.io crate perm 0.9.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate perm 0.9.3 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] 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] 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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ee17f53d1690f253e9a0e10793c4e26c9eae37dab5214115cbce5de0c4a6f851 [INFO] running `Command { std: "docker" "start" "-a" "ee17f53d1690f253e9a0e10793c4e26c9eae37dab5214115cbce5de0c4a6f851", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee17f53d1690f253e9a0e10793c4e26c9eae37dab5214115cbce5de0c4a6f851", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee17f53d1690f253e9a0e10793c4e26c9eae37dab5214115cbce5de0c4a6f851", kill_on_drop: false }` [INFO] [stdout] ee17f53d1690f253e9a0e10793c4e26c9eae37dab5214115cbce5de0c4a6f851 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 04b33b135a61fa4eaef05ec004e1923ae8f6d6b41af14309dda8360da7c819a2 [INFO] running `Command { std: "docker" "start" "-a" "04b33b135a61fa4eaef05ec004e1923ae8f6d6b41af14309dda8360da7c819a2", kill_on_drop: false }` [INFO] [stderr] Compiling perm v0.9.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/error.rs:51:26 [INFO] [stdout] | [INFO] [stdout] 48 | impl Error { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 51 | pub (crate) const fn new(line: u32, module_path: &'static str, msg: Option>) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] running `Command { std: "docker" "inspect" "04b33b135a61fa4eaef05ec004e1923ae8f6d6b41af14309dda8360da7c819a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04b33b135a61fa4eaef05ec004e1923ae8f6d6b41af14309dda8360da7c819a2", kill_on_drop: false }` [INFO] [stdout] 04b33b135a61fa4eaef05ec004e1923ae8f6d6b41af14309dda8360da7c819a2 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 012eb0e928f28461be471d93470d8accfd5372f54b5848eaa37795cdb6e4ff23 [INFO] running `Command { std: "docker" "start" "-a" "012eb0e928f28461be471d93470d8accfd5372f54b5848eaa37795cdb6e4ff23", kill_on_drop: false }` [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/error.rs:51:26 [INFO] [stdout] | [INFO] [stdout] 48 | impl Error { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 51 | pub (crate) const fn new(line: u32, module_path: &'static str, msg: Option>) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling perm v0.9.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/error.rs:51:26 [INFO] [stdout] | [INFO] [stdout] 48 | impl Error { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 51 | pub (crate) const fn new(line: u32, module_path: &'static str, msg: Option>) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> tests/perm_iter.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | format!("{:?}", PermIter::new(vec![0_u8..=1, 0..=2, 0..=0], &buffer)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 37 | let _ = format!("{:?}", PermIter::new(vec![0_u8..=1, 0..=2, 0..=0], &buffer)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `Command { std: "docker" "inspect" "012eb0e928f28461be471d93470d8accfd5372f54b5848eaa37795cdb6e4ff23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "012eb0e928f28461be471d93470d8accfd5372f54b5848eaa37795cdb6e4ff23", kill_on_drop: false }` [INFO] [stdout] 012eb0e928f28461be471d93470d8accfd5372f54b5848eaa37795cdb6e4ff23 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0205a47c65c3f6a6044f9979472dcc76b9ceff3a018bbf9a1773d96668b75a32 [INFO] running `Command { std: "docker" "start" "-a" "0205a47c65c3f6a6044f9979472dcc76b9ceff3a018bbf9a1773d96668b75a32", kill_on_drop: false }` [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/error.rs:51:26 [INFO] [stderr] | [INFO] [stderr] 48 | impl Error { [INFO] [stderr] | ---------- associated function in this implementation [INFO] [stderr] ... [INFO] [stderr] 51 | pub (crate) const fn new(line: u32, module_path: &'static str, msg: Option>) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `perm` (lib) generated 1 warning [INFO] [stderr] warning: unused return value of `must_use` that must be used [INFO] [stderr] --> tests/perm_iter.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | format!("{:?}", PermIter::new(vec![0_u8..=1, 0..=2, 0..=0], &buffer)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 37 | let _ = format!("{:?}", PermIter::new(vec![0_u8..=1, 0..=2, 0..=0], &buffer)); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `perm` (test "perm_iter") generated 1 warning [INFO] [stderr] warning: `perm` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/perm-f27509081f35c969) [INFO] [stderr] Running tests/perm_iter.rs (/opt/rustwide/target/debug/deps/perm_iter-ecd629d30dd704e6) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_crate_version ... 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 6 tests [INFO] [stdout] test perm_iters ... ok [INFO] [stdout] test perm_iters_implementation_of_iterator_nth ... ok [INFO] [stdout] test perm_iters_implementation_of_iterator_nth_with_simple_data ... ok [INFO] [stdout] test perm_iters_implementation_of_iterator_nth_with_small_data ... ok [INFO] [stdout] test perm_iters_clone_with ... ok [INFO] [stdout] test perm_iters_implementation_of_iterator_nth_with_large_data ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 34.57s [INFO] [stdout] [INFO] [stderr] Doc-tests perm [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/perm_iter.rs - perm_iter::PermIter (line 55) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0205a47c65c3f6a6044f9979472dcc76b9ceff3a018bbf9a1773d96668b75a32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0205a47c65c3f6a6044f9979472dcc76b9ceff3a018bbf9a1773d96668b75a32", kill_on_drop: false }` [INFO] [stdout] 0205a47c65c3f6a6044f9979472dcc76b9ceff3a018bbf9a1773d96668b75a32