[INFO] fetching crate enum_default 0.2.5...
[INFO] testing enum_default-0.2.5 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate enum_default 0.2.5 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate enum_default 0.2.5 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enum_default 0.2.5
[INFO] finished tweaking crates.io crate enum_default 0.2.5
[INFO] tweaked toml for crates.io crate enum_default 0.2.5 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate enum_default 0.2.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", 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] e2f68078065861f4152f99f7f6507104be2be89f3b669a80e27e56f2fb742bed
[INFO] running `Command { std: "docker" "start" "-a" "e2f68078065861f4152f99f7f6507104be2be89f3b669a80e27e56f2fb742bed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2f68078065861f4152f99f7f6507104be2be89f3b669a80e27e56f2fb742bed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f68078065861f4152f99f7f6507104be2be89f3b669a80e27e56f2fb742bed", kill_on_drop: false }`
[INFO] [stdout] e2f68078065861f4152f99f7f6507104be2be89f3b669a80e27e56f2fb742bed
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] c473ed1b37dc0c2f93a7418054b3c06139d85ce9e0cd5eddc3837be9a6c5b5ea
[INFO] running `Command { std: "docker" "start" "-a" "c473ed1b37dc0c2f93a7418054b3c06139d85ce9e0cd5eddc3837be9a6c5b5ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling enum_default v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.04s
[INFO] running `Command { std: "docker" "inspect" "c473ed1b37dc0c2f93a7418054b3c06139d85ce9e0cd5eddc3837be9a6c5b5ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c473ed1b37dc0c2f93a7418054b3c06139d85ce9e0cd5eddc3837be9a6c5b5ea", kill_on_drop: false }`
[INFO] [stdout] c473ed1b37dc0c2f93a7418054b3c06139d85ce9e0cd5eddc3837be9a6c5b5ea
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--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] f7e1e038a11c5792e51a9395c534e858b1177615512950c66572cf583aebfafd
[INFO] running `Command { std: "docker" "start" "-a" "f7e1e038a11c5792e51a9395c534e858b1177615512950c66572cf583aebfafd", kill_on_drop: false }`
[INFO] [stderr]    Compiling enum_default v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Second`
[INFO] [stdout]  --> examples/test.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Second,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `First`
[INFO] [stdout]   --> examples/test.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     First,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "f7e1e038a11c5792e51a9395c534e858b1177615512950c66572cf583aebfafd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7e1e038a11c5792e51a9395c534e858b1177615512950c66572cf583aebfafd", kill_on_drop: false }`
[INFO] [stdout] f7e1e038a11c5792e51a9395c534e858b1177615512950c66572cf583aebfafd
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 273cc73f11a8a1eef0d23078449130f727ffa2beea8a2b2f298201c1e723b2b3
[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" "273cc73f11a8a1eef0d23078449130f727ffa2beea8a2b2f298201c1e723b2b3", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `Second`
[INFO] [stderr]  --> examples/test.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Second,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `First`
[INFO] [stderr]   --> examples/test.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     First,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/enum_default-1c509b9ccaea7b0d
[INFO] [stderr]    Doc-tests enum_default
[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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "273cc73f11a8a1eef0d23078449130f727ffa2beea8a2b2f298201c1e723b2b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "273cc73f11a8a1eef0d23078449130f727ffa2beea8a2b2f298201c1e723b2b3", kill_on_drop: false }`
[INFO] [stdout] 273cc73f11a8a1eef0d23078449130f727ffa2beea8a2b2f298201c1e723b2b3