[INFO] fetching crate unshare 0.7.0... [INFO] testing unshare-0.7.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate unshare 0.7.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate unshare 0.7.0 [INFO] finished tweaking crates.io crate unshare 0.7.0 [INFO] tweaked toml for crates.io crate unshare 0.7.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate unshare 0.7.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate unshare 0.7.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8161ec5ffc386d6b6c9e20c7ef68c21ed7df7000e404f377ffbd9944f1c0b289 [INFO] running `Command { std: "docker" "start" "-a" "8161ec5ffc386d6b6c9e20c7ef68c21ed7df7000e404f377ffbd9944f1c0b289", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8161ec5ffc386d6b6c9e20c7ef68c21ed7df7000e404f377ffbd9944f1c0b289", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8161ec5ffc386d6b6c9e20c7ef68c21ed7df7000e404f377ffbd9944f1c0b289", kill_on_drop: false }` [INFO] [stdout] 8161ec5ffc386d6b6c9e20c7ef68c21ed7df7000e404f377ffbd9944f1c0b289 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f14c9859d5d02af5bb71e11419c6f88dbcc3dd2c4f05306a6b3f60b145928250 [INFO] running `Command { std: "docker" "start" "-a" "f14c9859d5d02af5bb71e11419c6f88dbcc3dd2c4f05306a6b3f60b145928250", kill_on_drop: false }` [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling nix v0.20.0 [INFO] [stderr] Compiling unshare v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/error.rs:93:28 [INFO] [stdout] | [INFO] [stdout] 93 | BeforeUnfreeze(Box), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 93 - BeforeUnfreeze(Box), [INFO] [stdout] 93 + BeforeUnfreeze(Box), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/child.rs:294:5 [INFO] [stdout] | [INFO] [stdout] 294 | extern { [INFO] [stdout] | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(missing_abi)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:75:25 [INFO] [stdout] | [INFO] [stdout] 75 | type BoxError = Box; [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 75 - type BoxError = Box; [INFO] [stdout] 75 + type BoxError = Box; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `fd_lookup` is never read [INFO] [stdout] --> src/run.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct ChildInfo<'a> { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 49 | pub fd_lookup: &'a HashMap, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.66s [INFO] running `Command { std: "docker" "inspect" "f14c9859d5d02af5bb71e11419c6f88dbcc3dd2c4f05306a6b3f60b145928250", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f14c9859d5d02af5bb71e11419c6f88dbcc3dd2c4f05306a6b3f60b145928250", kill_on_drop: false }` [INFO] [stdout] f14c9859d5d02af5bb71e11419c6f88dbcc3dd2c4f05306a6b3f60b145928250 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 499b50574f524ce99bd76b5ac247c1450161b2229659c03a13431fbe0dd167ab [INFO] running `Command { std: "docker" "start" "-a" "499b50574f524ce99bd76b5ac247c1450161b2229659c03a13431fbe0dd167ab", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling argparse v0.2.2 [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/error.rs:93:28 [INFO] [stdout] | [INFO] [stdout] 93 | BeforeUnfreeze(Box), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 93 - BeforeUnfreeze(Box), [INFO] [stdout] 93 + BeforeUnfreeze(Box), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/child.rs:294:5 [INFO] [stdout] | [INFO] [stdout] 294 | extern { [INFO] [stdout] | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(missing_abi)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:75:25 [INFO] [stdout] | [INFO] [stdout] 75 | type BoxError = Box; [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 75 - type BoxError = Box; [INFO] [stdout] 75 + type BoxError = Box; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `fd_lookup` is never read [INFO] [stdout] --> src/run.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct ChildInfo<'a> { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 49 | pub fd_lookup: &'a HashMap, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling unshare v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/error.rs:93:28 [INFO] [stdout] | [INFO] [stdout] 93 | BeforeUnfreeze(Box), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 93 - BeforeUnfreeze(Box), [INFO] [stdout] 93 + BeforeUnfreeze(Box), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/child.rs:294:5 [INFO] [stdout] | [INFO] [stdout] 294 | extern { [INFO] [stdout] | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(missing_abi)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:75:25 [INFO] [stdout] | [INFO] [stdout] 75 | type BoxError = Box; [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 75 - type BoxError = Box; [INFO] [stdout] 75 + type BoxError = Box; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `fd_lookup` is never read [INFO] [stdout] --> src/run.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct ChildInfo<'a> { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 49 | pub fd_lookup: &'a HashMap, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 4.60s [INFO] running `Command { std: "docker" "inspect" "499b50574f524ce99bd76b5ac247c1450161b2229659c03a13431fbe0dd167ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "499b50574f524ce99bd76b5ac247c1450161b2229659c03a13431fbe0dd167ab", kill_on_drop: false }` [INFO] [stdout] 499b50574f524ce99bd76b5ac247c1450161b2229659c03a13431fbe0dd167ab [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f8dccbc4cacb31ec32f042f060d51bef0e0552901845a0d12c29e792c834e4b5 [INFO] running `Command { std: "docker" "start" "-a" "f8dccbc4cacb31ec32f042f060d51bef0e0552901845a0d12c29e792c834e4b5", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/error.rs:93:28 [INFO] [stderr] | [INFO] [stderr] 93 | BeforeUnfreeze(Box), [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 93 - BeforeUnfreeze(Box), [INFO] [stderr] 93 + BeforeUnfreeze(Box), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `extern` declarations without an explicit ABI are deprecated [INFO] [stderr] --> src/child.rs:294:5 [INFO] [stderr] | [INFO] [stderr] 294 | extern { [INFO] [stderr] | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(missing_abi)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:75:25 [INFO] [stderr] | [INFO] [stderr] 75 | type BoxError = Box; [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 75 - type BoxError = Box; [INFO] [stderr] 75 + type BoxError = Box; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `fd_lookup` is never read [INFO] [stderr] --> src/run.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 37 | pub struct ChildInfo<'a> { [INFO] [stderr] | --------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 49 | pub fd_lookup: &'a HashMap, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `unshare` (lib) generated 4 warnings (run `cargo fix --lib -p unshare` to apply 3 suggestions) [INFO] [stderr] warning: `unshare` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/unshare-525e09866a02ca36) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test child::test::test_format ... ok [INFO] [stdout] test debug::test::test_no_env ... ok [INFO] [stdout] test debug::test::test_comprehensive ... ok [INFO] [stdout] test debug::test::test_debug ... ok [INFO] [stdout] test debug::test::test_pretty ... ok [INFO] [stdout] test child::test::test_random ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s [INFO] [stdout] [INFO] [stderr] Doc-tests unshare [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/error.rs:93:28 [INFO] [stderr] | [INFO] [stderr] 93 | BeforeUnfreeze(Box), [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 93 - BeforeUnfreeze(Box), [INFO] [stderr] 93 + BeforeUnfreeze(Box), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:75:25 [INFO] [stderr] | [INFO] [stderr] 75 | type BoxError = Box; [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 75 - type BoxError = Box; [INFO] [stderr] 75 + type BoxError = Box; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/linux.rs - linux::Command::env_var_with_pid (line 258) ... ignored [INFO] [stdout] test src/zombies.rs - zombies::child_events (line 142) ... ignored [INFO] [stdout] test src/zombies.rs - zombies::reap_zombies (line 58) ... ignored [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f8dccbc4cacb31ec32f042f060d51bef0e0552901845a0d12c29e792c834e4b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8dccbc4cacb31ec32f042f060d51bef0e0552901845a0d12c29e792c834e4b5", kill_on_drop: false }` [INFO] [stdout] f8dccbc4cacb31ec32f042f060d51bef0e0552901845a0d12c29e792c834e4b5