[INFO] fetching crate kannon 0.0.2...
[INFO] testing kannon-0.0.2 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate kannon 0.0.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate kannon 0.0.2 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a88e11a235255cf96ea54ede236f32a9c37a09e32e1aa547c85808833e9b08b
[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" "9a88e11a235255cf96ea54ede236f32a9c37a09e32e1aa547c85808833e9b08b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a88e11a235255cf96ea54ede236f32a9c37a09e32e1aa547c85808833e9b08b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a88e11a235255cf96ea54ede236f32a9c37a09e32e1aa547c85808833e9b08b", kill_on_drop: false }`
[INFO] [stdout] 9a88e11a235255cf96ea54ede236f32a9c37a09e32e1aa547c85808833e9b08b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac0a3a86b7e786bc4cd3b4d9f74c10a3a7bbcc2144ef8c15bb862db467460525
[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" "ac0a3a86b7e786bc4cd3b4d9f74c10a3a7bbcc2144ef8c15bb862db467460525", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling thiserror v1.0.26
[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 10.34s
[INFO] running `Command { std: "docker" "inspect" "ac0a3a86b7e786bc4cd3b4d9f74c10a3a7bbcc2144ef8c15bb862db467460525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac0a3a86b7e786bc4cd3b4d9f74c10a3a7bbcc2144ef8c15bb862db467460525", kill_on_drop: false }`
[INFO] [stdout] ac0a3a86b7e786bc4cd3b4d9f74c10a3a7bbcc2144ef8c15bb862db467460525
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2f45782576d528341977d68f222c7d174cfb89bfe7ae2d2a031f33934fe9ba8
[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" "c2f45782576d528341977d68f222c7d174cfb89bfe7ae2d2a031f33934fe9ba8", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr]    Compiling libc v0.2.98
[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 v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[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 7.99s
[INFO] running `Command { std: "docker" "inspect" "c2f45782576d528341977d68f222c7d174cfb89bfe7ae2d2a031f33934fe9ba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2f45782576d528341977d68f222c7d174cfb89bfe7ae2d2a031f33934fe9ba8", kill_on_drop: false }`
[INFO] [stdout] c2f45782576d528341977d68f222c7d174cfb89bfe7ae2d2a031f33934fe9ba8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] ebf0e8a9387f264f1bc70440c37d2e428600b851bb48da0de0ac5ef88ccfcb6a
[INFO] running `Command { std: "docker" "start" "-a" "ebf0e8a9387f264f1bc70440c37d2e428600b851bb48da0de0ac5ef88ccfcb6a", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[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: `kannon` (lib) generated 1 warning
[INFO] [stderr] warning: `kannon` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kannon-208977b54f769893)
[INFO] [stdout] test task::worker::tests::thread_test1 ... ok
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-1ef32f2b777356d2)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "ebf0e8a9387f264f1bc70440c37d2e428600b851bb48da0de0ac5ef88ccfcb6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebf0e8a9387f264f1bc70440c37d2e428600b851bb48da0de0ac5ef88ccfcb6a", kill_on_drop: false }`
[INFO] [stdout] ebf0e8a9387f264f1bc70440c37d2e428600b851bb48da0de0ac5ef88ccfcb6a