[INFO] fetching crate serde_repr 0.1.6...
[INFO] testing serde_repr-0.1.6 against 1.49.0 for beta-1.50-1
[INFO] extracting crate serde_repr 0.1.6 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate serde_repr 0.1.6 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eaf1085131554d7438e5e148e5408e6549297088354bf965641ff19f0001905d
[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" "eaf1085131554d7438e5e148e5408e6549297088354bf965641ff19f0001905d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eaf1085131554d7438e5e148e5408e6549297088354bf965641ff19f0001905d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaf1085131554d7438e5e148e5408e6549297088354bf965641ff19f0001905d", kill_on_drop: false }`
[INFO] [stdout] eaf1085131554d7438e5e148e5408e6549297088354bf965641ff19f0001905d
[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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cda149105f220dd975dbb66dd8e004279c0f64ade2537a0c49a28724ddcc8c67
[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" "cda149105f220dd975dbb66dd8e004279c0f64ade2537a0c49a28724ddcc8c67", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_repr v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "cda149105f220dd975dbb66dd8e004279c0f64ade2537a0c49a28724ddcc8c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda149105f220dd975dbb66dd8e004279c0f64ade2537a0c49a28724ddcc8c67", kill_on_drop: false }`
[INFO] [stdout] cda149105f220dd975dbb66dd8e004279c0f64ade2537a0c49a28724ddcc8c67
[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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 901af52ac36e4f2299c2d519767a18ce922a9bff108e30c3e68de6b995f8cc01
[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" "901af52ac36e4f2299c2d519767a18ce922a9bff108e30c3e68de6b995f8cc01", kill_on_drop: false }`
[INFO] [stderr]    Compiling trybuild v1.0.38
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling dissimilar v1.0.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling serde_repr v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.70s
[INFO] running `Command { std: "docker" "inspect" "901af52ac36e4f2299c2d519767a18ce922a9bff108e30c3e68de6b995f8cc01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "901af52ac36e4f2299c2d519767a18ce922a9bff108e30c3e68de6b995f8cc01", kill_on_drop: false }`
[INFO] [stdout] 901af52ac36e4f2299c2d519767a18ce922a9bff108e30c3e68de6b995f8cc01
[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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] 4064d4ba6ec75d03dd21a9b9cb8bb4470f6282c9edfef525581961a0bcf13144
[INFO] running `Command { std: "docker" "start" "-a" "4064d4ba6ec75d03dd21a9b9cb8bb4470f6282c9edfef525581961a0bcf13144", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_repr-9d62ea87f3f10bb7
[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] [stderr]      Running /opt/rustwide/target/debug/deps/compiletest-3d003369d81e7c73
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-5779bf5933393276
[INFO] [stdout] running 1 test
[INFO] [stdout] test ui ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test other::test_deserialize ... ok
[INFO] [stdout] test implicit_discriminant::test_serialize ... ok
[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] 
[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" "4064d4ba6ec75d03dd21a9b9cb8bb4470f6282c9edfef525581961a0bcf13144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4064d4ba6ec75d03dd21a9b9cb8bb4470f6282c9edfef525581961a0bcf13144", kill_on_drop: false }`
[INFO] [stdout] 4064d4ba6ec75d03dd21a9b9cb8bb4470f6282c9edfef525581961a0bcf13144