[INFO] fetching crate caoe 0.1.2... [INFO] testing caoe-0.1.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate caoe 0.1.2 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate caoe 0.1.2 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate caoe 0.1.2 [INFO] finished tweaking crates.io crate caoe 0.1.2 [INFO] tweaked toml for crates.io crate caoe 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ea0cfc5785bb4c1fed98ed6143220c457231f3ed0b62fd2d67d6c8e64e41efb7 [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" "ea0cfc5785bb4c1fed98ed6143220c457231f3ed0b62fd2d67d6c8e64e41efb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ea0cfc5785bb4c1fed98ed6143220c457231f3ed0b62fd2d67d6c8e64e41efb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea0cfc5785bb4c1fed98ed6143220c457231f3ed0b62fd2d67d6c8e64e41efb7", kill_on_drop: false }` [INFO] [stdout] ea0cfc5785bb4c1fed98ed6143220c457231f3ed0b62fd2d67d6c8e64e41efb7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 622e752199663f242839aedf9a1de1342f57a77b15150de74b369aa49eeba889 [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" "622e752199663f242839aedf9a1de1342f57a77b15150de74b369aa49eeba889", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.107 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling nix v0.22.2 [INFO] [stderr] Compiling prctl v1.0.0 [INFO] [stderr] Compiling caoe v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/lib.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 94 | / loop { [INFO] [stdout] 95 | | pause(); [INFO] [stdout] 96 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 97 | return; [INFO] [stdout] | ^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.46s [INFO] running `Command { std: "docker" "inspect" "622e752199663f242839aedf9a1de1342f57a77b15150de74b369aa49eeba889", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "622e752199663f242839aedf9a1de1342f57a77b15150de74b369aa49eeba889", kill_on_drop: false }` [INFO] [stdout] 622e752199663f242839aedf9a1de1342f57a77b15150de74b369aa49eeba889 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 23f52efed48eff0ed4ca9598890f886e4dca8cf1c653769a029ebd644fdd8907 [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" "23f52efed48eff0ed4ca9598890f886e4dca8cf1c653769a029ebd644fdd8907", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling slab v0.4.5 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling findshlibs v0.8.0 [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/lib.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 94 | / loop { [INFO] [stdout] 95 | | pause(); [INFO] [stdout] 96 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 97 | return; [INFO] [stdout] | ^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling crossbeam-channel v0.4.4 [INFO] [stderr] Compiling backtrace v0.3.63 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling ipc-channel v0.15.0 [INFO] [stderr] Compiling procspawn v0.10.0 [INFO] [stderr] Compiling caoe v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/lib.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 94 | / loop { [INFO] [stdout] 95 | | pause(); [INFO] [stdout] 96 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 97 | return; [INFO] [stdout] | ^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 56.58s [INFO] running `Command { std: "docker" "inspect" "23f52efed48eff0ed4ca9598890f886e4dca8cf1c653769a029ebd644fdd8907", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23f52efed48eff0ed4ca9598890f886e4dca8cf1c653769a029ebd644fdd8907", kill_on_drop: false }` [INFO] [stdout] 23f52efed48eff0ed4ca9598890f886e4dca8cf1c653769a029ebd644fdd8907 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f04452ba9449719b27380d8f6f367528d644c32831015a4951f9dd9a96eb8cee [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" "f04452ba9449719b27380d8f6f367528d644c32831015a4951f9dd9a96eb8cee", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/lib.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:97:9 [INFO] [stderr] | [INFO] [stderr] 94 | / loop { [INFO] [stderr] 95 | | pause(); [INFO] [stderr] 96 | | } [INFO] [stderr] | |_________- any code following this expression is unreachable [INFO] [stderr] 97 | return; [INFO] [stderr] | ^^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `caoe` (lib) generated 2 warnings [INFO] [stderr] warning: `caoe` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/caoe-aa67f8654d045e5c) [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/main.rs (/opt/rustwide/target/debug/deps/main-d4d500225a612573) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Doc-tests caoe [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" "f04452ba9449719b27380d8f6f367528d644c32831015a4951f9dd9a96eb8cee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f04452ba9449719b27380d8f6f367528d644c32831015a4951f9dd9a96eb8cee", kill_on_drop: false }` [INFO] [stdout] f04452ba9449719b27380d8f6f367528d644c32831015a4951f9dd9a96eb8cee