[INFO] fetching crate feature-check 1.0.0... [INFO] testing feature-check-1.0.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate feature-check 1.0.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate feature-check 1.0.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate feature-check 1.0.0 [INFO] finished tweaking crates.io crate feature-check 1.0.0 [INFO] tweaked toml for crates.io crate feature-check 1.0.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate feature-check 1.0.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded expect-exit v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 86c9368109c211180243ae45e5f5b6d0972b8ec68c51c010e8862c8711ae5e0a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "86c9368109c211180243ae45e5f5b6d0972b8ec68c51c010e8862c8711ae5e0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "86c9368109c211180243ae45e5f5b6d0972b8ec68c51c010e8862c8711ae5e0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86c9368109c211180243ae45e5f5b6d0972b8ec68c51c010e8862c8711ae5e0a", kill_on_drop: false }` [INFO] [stdout] 86c9368109c211180243ae45e5f5b6d0972b8ec68c51c010e8862c8711ae5e0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8596d55e3cb7b569a4ccca4c321d1e4cf967a52e5b17f02c63a9ba9d1dd03925 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8596d55e3cb7b569a4ccca4c321d1e4cf967a52e5b17f02c63a9ba9d1dd03925", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling expect-exit v0.4.0 [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling feature-check v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `components` [INFO] [stdout] --> src/expr.rs:190:5 [INFO] [stdout] | [INFO] [stdout] 190 | components: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.61s [INFO] running `Command { std: "docker" "inspect" "8596d55e3cb7b569a4ccca4c321d1e4cf967a52e5b17f02c63a9ba9d1dd03925", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8596d55e3cb7b569a4ccca4c321d1e4cf967a52e5b17f02c63a9ba9d1dd03925", kill_on_drop: false }` [INFO] [stdout] 8596d55e3cb7b569a4ccca4c321d1e4cf967a52e5b17f02c63a9ba9d1dd03925 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] db19c610118ce8cc5618cc282fa7c010f13251f0e916f931c0dac8d334f5721b [INFO] running `Command { std: "docker" "start" "-a" "db19c610118ce8cc5618cc282fa7c010f13251f0e916f931c0dac8d334f5721b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling feature-check v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `components` [INFO] [stdout] --> src/expr.rs:190:5 [INFO] [stdout] | [INFO] [stdout] 190 | components: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `components` [INFO] [stdout] --> src/expr.rs:190:5 [INFO] [stdout] | [INFO] [stdout] 190 | components: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.36s [INFO] running `Command { std: "docker" "inspect" "db19c610118ce8cc5618cc282fa7c010f13251f0e916f931c0dac8d334f5721b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db19c610118ce8cc5618cc282fa7c010f13251f0e916f931c0dac8d334f5721b", kill_on_drop: false }` [INFO] [stdout] db19c610118ce8cc5618cc282fa7c010f13251f0e916f931c0dac8d334f5721b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 82ef90500d3679322f4268f6c379cd0a9bd9cdbf6fb5541974667e2a862924a3 [INFO] running `Command { std: "docker" "start" "-a" "82ef90500d3679322f4268f6c379cd0a9bd9cdbf6fb5541974667e2a862924a3", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: field is never read: `components` [INFO] [stderr] --> src/expr.rs:190:5 [INFO] [stderr] | [INFO] [stderr] 190 | components: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `feature-check` (lib) generated 1 warning [INFO] [stderr] warning: `feature-check` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/feature_check-a6cd3ee4b5c6690c) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/feature_check-96bb13af7dab6646) [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] Doc-tests feature-check [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] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - (line 10) ... ok [INFO] [stdout] test src/version.rs - version (line 7) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.56s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "82ef90500d3679322f4268f6c379cd0a9bd9cdbf6fb5541974667e2a862924a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82ef90500d3679322f4268f6c379cd0a9bd9cdbf6fb5541974667e2a862924a3", kill_on_drop: false }` [INFO] [stdout] 82ef90500d3679322f4268f6c379cd0a9bd9cdbf6fb5541974667e2a862924a3