[INFO] fetching crate kannon 0.0.2...
[INFO] testing kannon-0.0.2 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate kannon 0.0.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate kannon 0.0.2 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kannon 0.0.2
[INFO] finished tweaking crates.io crate kannon 0.0.2
[INFO] tweaked toml for crates.io crate kannon 0.0.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c433b3d5377cd5c50f1d19bf80f98af47d1c27e1789b4966280ecf9a433f38ae
[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" "c433b3d5377cd5c50f1d19bf80f98af47d1c27e1789b4966280ecf9a433f38ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c433b3d5377cd5c50f1d19bf80f98af47d1c27e1789b4966280ecf9a433f38ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c433b3d5377cd5c50f1d19bf80f98af47d1c27e1789b4966280ecf9a433f38ae", kill_on_drop: false }`
[INFO] [stdout] c433b3d5377cd5c50f1d19bf80f98af47d1c27e1789b4966280ecf9a433f38ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64f4a3a5657913d4aec3c42406b971f5ddd8f0b28ca9a22203faff4cb07b8aec
[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" "64f4a3a5657913d4aec3c42406b971f5ddd8f0b28ca9a22203faff4cb07b8aec", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling kannon v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/task/group.rs:404:9
[INFO] [stdout]     |
[INFO] [stdout] 403 |           todo!("Not yet implemented");
[INFO] [stdout]     |           ----------------------------- any code following this expression is unreachable
[INFO] [stdout] 404 | /         let pred: &dyn Fn(&&GroupHandle) -> bool = &|x: &&GroupHandle| match (*x).value_as_ref() {
[INFO] [stdout] 405 | |             None => false,
[INFO] [stdout] 406 | |             Some(accessor) => accessor.has_predecessors(),
[INFO] [stdout] 407 | |         };
[INFO] [stdout]     | |__________^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_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 18.34s
[INFO] running `Command { std: "docker" "inspect" "64f4a3a5657913d4aec3c42406b971f5ddd8f0b28ca9a22203faff4cb07b8aec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64f4a3a5657913d4aec3c42406b971f5ddd8f0b28ca9a22203faff4cb07b8aec", kill_on_drop: false }`
[INFO] [stdout] 64f4a3a5657913d4aec3c42406b971f5ddd8f0b28ca9a22203faff4cb07b8aec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebd4e398dc0555d777cae277893938bd50d55b0c8e75ae699449ff5925c06fbf
[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" "ebd4e398dc0555d777cae277893938bd50d55b0c8e75ae699449ff5925c06fbf", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/task/group.rs:404:9
[INFO] [stdout]     |
[INFO] [stdout] 403 |           todo!("Not yet implemented");
[INFO] [stdout]     |           ----------------------------- any code following this expression is unreachable
[INFO] [stdout] 404 | /         let pred: &dyn Fn(&&GroupHandle) -> bool = &|x: &&GroupHandle| match (*x).value_as_ref() {
[INFO] [stdout] 405 | |             None => false,
[INFO] [stdout] 406 | |             Some(accessor) => accessor.has_predecessors(),
[INFO] [stdout] 407 | |         };
[INFO] [stdout]     | |__________^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.2.3
[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 kannon v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/task/group.rs:404:9
[INFO] [stdout]     |
[INFO] [stdout] 403 |           todo!("Not yet implemented");
[INFO] [stdout]     |           ----------------------------- any code following this expression is unreachable
[INFO] [stdout] 404 | /         let pred: &dyn Fn(&&GroupHandle) -> bool = &|x: &&GroupHandle| match (*x).value_as_ref() {
[INFO] [stdout] 405 | |             None => false,
[INFO] [stdout] 406 | |             Some(accessor) => accessor.has_predecessors(),
[INFO] [stdout] 407 | |         };
[INFO] [stdout]     | |__________^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_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 8.29s
[INFO] running `Command { std: "docker" "inspect" "ebd4e398dc0555d777cae277893938bd50d55b0c8e75ae699449ff5925c06fbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebd4e398dc0555d777cae277893938bd50d55b0c8e75ae699449ff5925c06fbf", kill_on_drop: false }`
[INFO] [stdout] ebd4e398dc0555d777cae277893938bd50d55b0c8e75ae699449ff5925c06fbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 07b0ec7fb110b31082c39938977e27256041f6beb495336f7243a353d1d3732e
[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" "07b0ec7fb110b31082c39938977e27256041f6beb495336f7243a353d1d3732e", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/task/group.rs:404:9
[INFO] [stderr]     |
[INFO] [stderr] 403 |           todo!("Not yet implemented");
[INFO] [stderr]     |           ----------------------------- any code following this expression is unreachable
[INFO] [stderr] 404 | /         let pred: &dyn Fn(&&GroupHandle) -> bool = &|x: &&GroupHandle| match (*x).value_as_ref() {
[INFO] [stderr] 405 | |             None => false,
[INFO] [stderr] 406 | |             Some(accessor) => accessor.has_predecessors(),
[INFO] [stderr] 407 | |         };
[INFO] [stderr]     | |__________^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/task/group.rs:404:9
[INFO] [stderr]     |
[INFO] [stderr] 403 |           todo!("Not yet implemented");
[INFO] [stderr]     |           ----------------------------- any code following this expression is unreachable
[INFO] [stderr] 404 | /         let pred: &dyn Fn(&&GroupHandle) -> bool = &|x: &&GroupHandle| match (*x).value_as_ref() {
[INFO] [stderr] 405 | |             None => false,
[INFO] [stderr] 406 | |             Some(accessor) => accessor.has_predecessors(),
[INFO] [stderr] 407 | |         };
[INFO] [stderr]     | |__________^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kannon-53bb1134c13942ab)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-ac118655d861499a)
[INFO] [stdout] test task::worker::tests::thread_test1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test integration has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "07b0ec7fb110b31082c39938977e27256041f6beb495336f7243a353d1d3732e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07b0ec7fb110b31082c39938977e27256041f6beb495336f7243a353d1d3732e", kill_on_drop: false }`
[INFO] [stdout] 07b0ec7fb110b31082c39938977e27256041f6beb495336f7243a353d1d3732e