[INFO] cloning repository https://github.com/Dirk007/rust_feature_detection
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dirk007/rust_feature_detection" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDirk007%2Frust_feature_detection", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDirk007%2Frust_feature_detection'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ac6a5cd3d82917acd3c33ec98f850c7e285b25b
[INFO] testing Dirk007/rust_feature_detection against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDirk007%2Frust_feature_detection" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dirk007/rust_feature_detection 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 git repo https://github.com/Dirk007/rust_feature_detection
[INFO] finished tweaking git repo https://github.com/Dirk007/rust_feature_detection
[INFO] tweaked toml for git repo https://github.com/Dirk007/rust_feature_detection written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Dirk007/rust_feature_detection 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-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e763ac8029f2157c1340df08e13436986cba79fbf3bc1d0e84bb1ea311e93e16
[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" "e763ac8029f2157c1340df08e13436986cba79fbf3bc1d0e84bb1ea311e93e16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e763ac8029f2157c1340df08e13436986cba79fbf3bc1d0e84bb1ea311e93e16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e763ac8029f2157c1340df08e13436986cba79fbf3bc1d0e84bb1ea311e93e16", kill_on_drop: false }`
[INFO] [stdout] e763ac8029f2157c1340df08e13436986cba79fbf3bc1d0e84bb1ea311e93e16
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--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] fcd027d4e64151ee0631634eef5a4d4bc0466ac9292d10107026d3a20203ac5a
[INFO] running `Command { std: "docker" "start" "-a" "fcd027d4e64151ee0631634eef5a4d4bc0466ac9292d10107026d3a20203ac5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling feature_checker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.82s
[INFO] running `Command { std: "docker" "inspect" "fcd027d4e64151ee0631634eef5a4d4bc0466ac9292d10107026d3a20203ac5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcd027d4e64151ee0631634eef5a4d4bc0466ac9292d10107026d3a20203ac5a", kill_on_drop: false }`
[INFO] [stdout] fcd027d4e64151ee0631634eef5a4d4bc0466ac9292d10107026d3a20203ac5a
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20d79f0ed00436c0b32e82b4cc17e8f6306064b8fbb8c77c8e5396517b84ed2a
[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" "20d79f0ed00436c0b32e82b4cc17e8f6306064b8fbb8c77c8e5396517b84ed2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling feature_checker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "20d79f0ed00436c0b32e82b4cc17e8f6306064b8fbb8c77c8e5396517b84ed2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20d79f0ed00436c0b32e82b4cc17e8f6306064b8fbb8c77c8e5396517b84ed2a", kill_on_drop: false }`
[INFO] [stdout] 20d79f0ed00436c0b32e82b4cc17e8f6306064b8fbb8c77c8e5396517b84ed2a
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 349f8a6e072ae5d7b865907edf6b7725a38e1da3c9997a1502090329d6cd380a
[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" "349f8a6e072ae5d7b865907edf6b7725a38e1da3c9997a1502090329d6cd380a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/feature_checker-7fff9b0d15352a3e)
[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" "349f8a6e072ae5d7b865907edf6b7725a38e1da3c9997a1502090329d6cd380a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "349f8a6e072ae5d7b865907edf6b7725a38e1da3c9997a1502090329d6cd380a", kill_on_drop: false }`
[INFO] [stdout] 349f8a6e072ae5d7b865907edf6b7725a38e1da3c9997a1502090329d6cd380a