[INFO] fetching crate e_num_derive 0.1.0...
[INFO] testing e_num_derive-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate e_num_derive 0.1.0 into /workspace/builds/worker-65/source
[INFO] validating manifest of crates.io crate e_num_derive 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate e_num_derive 0.1.0
[INFO] finished tweaking crates.io crate e_num_derive 0.1.0
[INFO] tweaked toml for crates.io crate e_num_derive 0.1.0 written to /workspace/builds/worker-65/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "fetch" "--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-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6cd2f0fcf08c1201d4da43d9c5dafc80f73d97747fcc1404732d937bf9a72560
[INFO] running `Command { std: "docker" "start" "-a" "6cd2f0fcf08c1201d4da43d9c5dafc80f73d97747fcc1404732d937bf9a72560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cd2f0fcf08c1201d4da43d9c5dafc80f73d97747fcc1404732d937bf9a72560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cd2f0fcf08c1201d4da43d9c5dafc80f73d97747fcc1404732d937bf9a72560", kill_on_drop: false }`
[INFO] [stdout] 6cd2f0fcf08c1201d4da43d9c5dafc80f73d97747fcc1404732d937bf9a72560
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 298e398ef21b82a2f2b8733f9856aefa312daa8618fd83605d55ae262cd0fcf6
[INFO] running `Command { std: "docker" "start" "-a" "298e398ef21b82a2f2b8733f9856aefa312daa8618fd83605d55ae262cd0fcf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling darling_core v0.8.6
[INFO] [stderr]    Compiling darling_macro v0.8.6
[INFO] [stderr]    Compiling darling v0.8.6
[INFO] [stderr]    Compiling e_num_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.93s
[INFO] running `Command { std: "docker" "inspect" "298e398ef21b82a2f2b8733f9856aefa312daa8618fd83605d55ae262cd0fcf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "298e398ef21b82a2f2b8733f9856aefa312daa8618fd83605d55ae262cd0fcf6", kill_on_drop: false }`
[INFO] [stdout] 298e398ef21b82a2f2b8733f9856aefa312daa8618fd83605d55ae262cd0fcf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7a41c2a4db7ea80c7d40b7099047095f29c94d216e75ddefddfa64e277fbb4e
[INFO] running `Command { std: "docker" "start" "-a" "b7a41c2a4db7ea80c7d40b7099047095f29c94d216e75ddefddfa64e277fbb4e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling e_num_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "b7a41c2a4db7ea80c7d40b7099047095f29c94d216e75ddefddfa64e277fbb4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7a41c2a4db7ea80c7d40b7099047095f29c94d216e75ddefddfa64e277fbb4e", kill_on_drop: false }`
[INFO] [stdout] b7a41c2a4db7ea80c7d40b7099047095f29c94d216e75ddefddfa64e277fbb4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 21cb0861dd327457b419596697c19ad75cdbf9539b9ce7cc925f1ec1a8cd109a
[INFO] running `Command { std: "docker" "start" "-a" "21cb0861dd327457b419596697c19ad75cdbf9539b9ce7cc925f1ec1a8cd109a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/e_num_derive-bc6bc57729649a4c)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests e_num_derive
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - VariantStyle::Constant (line 32) ... ignored
[INFO] [stdout] test src/lib.rs - VariantStyle::Field (line 20) ... ignored
[INFO] [stdout] test src/lib.rs - VariantStyle::Unit (line 26) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "21cb0861dd327457b419596697c19ad75cdbf9539b9ce7cc925f1ec1a8cd109a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21cb0861dd327457b419596697c19ad75cdbf9539b9ce7cc925f1ec1a8cd109a", kill_on_drop: false }`
[INFO] [stdout] 21cb0861dd327457b419596697c19ad75cdbf9539b9ce7cc925f1ec1a8cd109a