[INFO] fetching crate knightrs 0.8.12...
[INFO] testing knightrs-0.8.12 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate knightrs 0.8.12 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate knightrs 0.8.12 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 knightrs 0.8.12
[INFO] finished tweaking crates.io crate knightrs 0.8.12
[INFO] tweaked toml for crates.io crate knightrs 0.8.12 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate knightrs 0.8.12 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] e78e62c286ff21eb4126e41d484dae0c19e9234ebfb1ee7277b10f8bd591fe28
[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" "e78e62c286ff21eb4126e41d484dae0c19e9234ebfb1ee7277b10f8bd591fe28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e78e62c286ff21eb4126e41d484dae0c19e9234ebfb1ee7277b10f8bd591fe28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e78e62c286ff21eb4126e41d484dae0c19e9234ebfb1ee7277b10f8bd591fe28", kill_on_drop: false }`
[INFO] [stdout] e78e62c286ff21eb4126e41d484dae0c19e9234ebfb1ee7277b10f8bd591fe28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 84964b88eb854cc6d05ef3849c4b28a829ceed58ecb49dd07cdac59ff0d3aed5
[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" "84964b88eb854cc6d05ef3849c4b28a829ceed58ecb49dd07cdac59ff0d3aed5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[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 knightrs v0.8.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.30s
[INFO] running `Command { std: "docker" "inspect" "84964b88eb854cc6d05ef3849c4b28a829ceed58ecb49dd07cdac59ff0d3aed5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84964b88eb854cc6d05ef3849c4b28a829ceed58ecb49dd07cdac59ff0d3aed5", kill_on_drop: false }`
[INFO] [stdout] 84964b88eb854cc6d05ef3849c4b28a829ceed58ecb49dd07cdac59ff0d3aed5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 65bc7cf552016658b9865dffc6dc8b2c6228ee16e924e2a595674c7b4de9c478
[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" "65bc7cf552016658b9865dffc6dc8b2c6228ee16e924e2a595674c7b4de9c478", kill_on_drop: false }`
[INFO] [stderr]    Compiling knightrs v0.8.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "65bc7cf552016658b9865dffc6dc8b2c6228ee16e924e2a595674c7b4de9c478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65bc7cf552016658b9865dffc6dc8b2c6228ee16e924e2a595674c7b4de9c478", kill_on_drop: false }`
[INFO] [stdout] 65bc7cf552016658b9865dffc6dc8b2c6228ee16e924e2a595674c7b4de9c478
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] aec3691de375c7a50d9e5a03c9cb156e339b4e34cb28e572e17455565d6ffa35
[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" "aec3691de375c7a50d9e5a03c9cb156e339b4e34cb28e572e17455565d6ffa35", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/knightrs-ac491caf3ac801c4)
[INFO] [stderr]    Doc-tests knightrs
[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 9 tests
[INFO] [stdout] test src/environment.rs - environment::Environment (line 27) - compile ... ok
[INFO] [stdout] test src/environment.rs - environment::Environment::new (line 73) ... ok
[INFO] [stdout] test src/environment.rs - environment::Environment::system (line 131) ... ok
[INFO] [stdout] test src/environment/variable.rs - environment::variable::Variable::assign (line 106) ... ok
[INFO] [stdout] test src/environment/variable.rs - environment::variable::Variable::is_assigned (line 83) ... ok
[INFO] [stdout] test src/environment/variable.rs - environment::variable::Variable::fetch (line 126) ... ok
[INFO] [stdout] test src/environment.rs - environment::Environment::get (line 106) ... ok
[INFO] [stdout] test src/environment/variable.rs - environment::variable::Variable::name (line 68) ... ok
[INFO] [stdout] test src/environment.rs - environment::Environment::builder (line 89) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.94s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aec3691de375c7a50d9e5a03c9cb156e339b4e34cb28e572e17455565d6ffa35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aec3691de375c7a50d9e5a03c9cb156e339b4e34cb28e572e17455565d6ffa35", kill_on_drop: false }`
[INFO] [stdout] aec3691de375c7a50d9e5a03c9cb156e339b4e34cb28e572e17455565d6ffa35