[INFO] fetching crate serde_repr 0.1.6...
[INFO] testing serde_repr-0.1.6 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate serde_repr 0.1.6 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate serde_repr 0.1.6 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 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-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] 5a73c844619415fce7509fbff4b75b07cb6d096aa5e9d31c3f443b7e8aec2180
[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" "5a73c844619415fce7509fbff4b75b07cb6d096aa5e9d31c3f443b7e8aec2180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a73c844619415fce7509fbff4b75b07cb6d096aa5e9d31c3f443b7e8aec2180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a73c844619415fce7509fbff4b75b07cb6d096aa5e9d31c3f443b7e8aec2180", kill_on_drop: false }`
[INFO] [stdout] 5a73c844619415fce7509fbff4b75b07cb6d096aa5e9d31c3f443b7e8aec2180
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] 07ac5eabbeb5dc9a10ec7cbf0e224503d5a5d373f7dc6cebdf9cf0bbddedf6df
[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" "07ac5eabbeb5dc9a10ec7cbf0e224503d5a5d373f7dc6cebdf9cf0bbddedf6df", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_repr v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "07ac5eabbeb5dc9a10ec7cbf0e224503d5a5d373f7dc6cebdf9cf0bbddedf6df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07ac5eabbeb5dc9a10ec7cbf0e224503d5a5d373f7dc6cebdf9cf0bbddedf6df", kill_on_drop: false }`
[INFO] [stdout] 07ac5eabbeb5dc9a10ec7cbf0e224503d5a5d373f7dc6cebdf9cf0bbddedf6df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] 4b089bdc8e875c370f1de331602664e3a8ed5d5d83deaed4172134e778254f28
[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" "4b089bdc8e875c370f1de331602664e3a8ed5d5d83deaed4172134e778254f28", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling trybuild v1.0.35
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling dissimilar v1.0.2
[INFO] [stderr]    Compiling serde v1.0.117
[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 30.31s
[INFO] running `Command { std: "docker" "inspect" "4b089bdc8e875c370f1de331602664e3a8ed5d5d83deaed4172134e778254f28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b089bdc8e875c370f1de331602664e3a8ed5d5d83deaed4172134e778254f28", kill_on_drop: false }`
[INFO] [stdout] 4b089bdc8e875c370f1de331602664e3a8ed5d5d83deaed4172134e778254f28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 6c1a7c8a290fd48a54e3690bc61b9bfe6e5888c54a7a15d3a8fbdc6696b7254f
[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" "6c1a7c8a290fd48a54e3690bc61b9bfe6e5888c54a7a15d3a8fbdc6696b7254f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_repr-b223c2db76826591
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/compiletest-07c6e9bd0704b4f2
[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]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[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 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 21.99s
[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] [stderr]    Doc-tests serde_repr
[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] [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" "6c1a7c8a290fd48a54e3690bc61b9bfe6e5888c54a7a15d3a8fbdc6696b7254f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c1a7c8a290fd48a54e3690bc61b9bfe6e5888c54a7a15d3a8fbdc6696b7254f", kill_on_drop: false }`
[INFO] [stdout] 6c1a7c8a290fd48a54e3690bc61b9bfe6e5888c54a7a15d3a8fbdc6696b7254f