[INFO] fetching crate serde_repr 0.1.6...
[INFO] testing serde_repr-0.1.6 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate serde_repr 0.1.6 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate serde_repr 0.1.6 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_repr 0.1.6
[INFO] finished tweaking crates.io crate serde_repr 0.1.6
[INFO] tweaked toml for crates.io crate serde_repr 0.1.6 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] deba0ee1b34da29e5e32960a8d048211255fa4a688bb42d9cd563c9d90c8bc46
[INFO] running `Command { std: "docker" "start" "-a" "deba0ee1b34da29e5e32960a8d048211255fa4a688bb42d9cd563c9d90c8bc46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "deba0ee1b34da29e5e32960a8d048211255fa4a688bb42d9cd563c9d90c8bc46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deba0ee1b34da29e5e32960a8d048211255fa4a688bb42d9cd563c9d90c8bc46", kill_on_drop: false }`
[INFO] [stdout] deba0ee1b34da29e5e32960a8d048211255fa4a688bb42d9cd563c9d90c8bc46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fda505b943bb62076d5e7360addb7ac85016b16938813868cc76b5a53ec9524d
[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" "fda505b943bb62076d5e7360addb7ac85016b16938813868cc76b5a53ec9524d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling serde_repr v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.22s
[INFO] running `Command { std: "docker" "inspect" "fda505b943bb62076d5e7360addb7ac85016b16938813868cc76b5a53ec9524d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fda505b943bb62076d5e7360addb7ac85016b16938813868cc76b5a53ec9524d", kill_on_drop: false }`
[INFO] [stdout] fda505b943bb62076d5e7360addb7ac85016b16938813868cc76b5a53ec9524d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] d941a9a4f4ed313eaed103d3d6a7e8b05baff291a0d00bb6c322faa8b6b916a5
[INFO] running `Command { std: "docker" "start" "-a" "d941a9a4f4ed313eaed103d3d6a7e8b05baff291a0d00bb6c322faa8b6b916a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling trybuild v1.0.35
[INFO] [stderr]    Compiling dissimilar v1.0.2
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling serde_repr v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 41.39s
[INFO] running `Command { std: "docker" "inspect" "d941a9a4f4ed313eaed103d3d6a7e8b05baff291a0d00bb6c322faa8b6b916a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d941a9a4f4ed313eaed103d3d6a7e8b05baff291a0d00bb6c322faa8b6b916a5", kill_on_drop: false }`
[INFO] [stdout] d941a9a4f4ed313eaed103d3d6a7e8b05baff291a0d00bb6c322faa8b6b916a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7c13adb7ddb21eecfe44c43542636b113a3e14039bf83883ae78b0ab47abcfbe
[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" "7c13adb7ddb21eecfe44c43542636b113a3e14039bf83883ae78b0ab47abcfbe", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_repr-b223c2db76826591
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/compiletest-07c6e9bd0704b4f2
[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 1 test
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]    Compiling serde_repr v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_repr-tests v0.0.0 (/opt/rustwide/target/tests/serde_repr)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.94s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/ui/empty_enum.rs ... ok
[INFO] [stderr] test tests/ui/missing_repr.rs ... ok
[INFO] [stderr] test tests/ui/multiple_others.rs ... ok
[INFO] [stderr] test tests/ui/non_unit_variant.rs ... ok
[INFO] [stdout] test ui ... ok
[INFO] [stderr] test tests/ui/not_enum.rs ... ok
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-2d8aaa5fe08ba1e2
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test implicit_discriminant::test_deserialize ... ok
[INFO] [stdout] test small_prime::test_deserialize ... ok
[INFO] [stdout] test small_prime::test_serialize ... ok
[INFO] [stdout] test implicit_discriminant::test_serialize ... ok
[INFO] [stdout] test other::test_deserialize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_repr
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7c13adb7ddb21eecfe44c43542636b113a3e14039bf83883ae78b0ab47abcfbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c13adb7ddb21eecfe44c43542636b113a3e14039bf83883ae78b0ab47abcfbe", kill_on_drop: false }`
[INFO] [stdout] 7c13adb7ddb21eecfe44c43542636b113a3e14039bf83883ae78b0ab47abcfbe