[INFO] fetching crate variant_counter 0.3.0...
[INFO] testing variant_counter-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate variant_counter 0.3.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate variant_counter 0.3.0 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 variant_counter 0.3.0
[INFO] finished tweaking crates.io crate variant_counter 0.3.0
[INFO] tweaked toml for crates.io crate variant_counter 0.3.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate variant_counter 0.3.0 already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 501754e8e4b0dc7a53984be432f4d09c36cb263d9a40a71363089ea576880c96
[INFO] running `Command { std: "docker" "start" "-a" "501754e8e4b0dc7a53984be432f4d09c36cb263d9a40a71363089ea576880c96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "501754e8e4b0dc7a53984be432f4d09c36cb263d9a40a71363089ea576880c96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "501754e8e4b0dc7a53984be432f4d09c36cb263d9a40a71363089ea576880c96", kill_on_drop: false }`
[INFO] [stdout] 501754e8e4b0dc7a53984be432f4d09c36cb263d9a40a71363089ea576880c96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 531418efc3ad917aeac02c01bdb51aa53f35196d94f4b00d7e6d7a6ba6ddc3d6
[INFO] running `Command { std: "docker" "start" "-a" "531418efc3ad917aeac02c01bdb51aa53f35196d94f4b00d7e6d7a6ba6ddc3d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling variant_counter_derived v0.3.0
[INFO] [stderr]    Compiling variant_counter v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.58s
[INFO] running `Command { std: "docker" "inspect" "531418efc3ad917aeac02c01bdb51aa53f35196d94f4b00d7e6d7a6ba6ddc3d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "531418efc3ad917aeac02c01bdb51aa53f35196d94f4b00d7e6d7a6ba6ddc3d6", kill_on_drop: false }`
[INFO] [stdout] 531418efc3ad917aeac02c01bdb51aa53f35196d94f4b00d7e6d7a6ba6ddc3d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 7dc82450d09bd71fadb85ae5b1aca79d7d6c79356b94337a9de72f858d283e6c
[INFO] running `Command { std: "docker" "start" "-a" "7dc82450d09bd71fadb85ae5b1aca79d7d6c79356b94337a9de72f858d283e6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling variant_counter v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "7dc82450d09bd71fadb85ae5b1aca79d7d6c79356b94337a9de72f858d283e6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc82450d09bd71fadb85ae5b1aca79d7d6c79356b94337a9de72f858d283e6c", kill_on_drop: false }`
[INFO] [stdout] 7dc82450d09bd71fadb85ae5b1aca79d7d6c79356b94337a9de72f858d283e6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] e8fce5bbbce1374a9c791643a4c625121c409e1dbcd8fc7ba8235ee468591aa0
[INFO] running `Command { std: "docker" "start" "-a" "e8fce5bbbce1374a9c791643a4c625121c409e1dbcd8fc7ba8235ee468591aa0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/variant_counter-d93499092721b9ed)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-a566a3a9e4c45bcf)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/complex.rs (/opt/rustwide/target/debug/deps/complex-c4b1c08f07c6c224)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/generics.rs (/opt/rustwide/target/debug/deps/generics-744f7b6ca2e40d6d)
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_complex ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/group.rs (/opt/rustwide/target/debug/deps/group-f242ace85b7edd7a)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_either ... ok
[INFO] [stdout] test test_opt ... ok
[INFO] [stdout] test test_text ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_group ... ok
[INFO] [stdout] test test_group_alias ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/ignore.rs (/opt/rustwide/target/debug/deps/ignore-4c6c9f7bc4581d33)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_ignore ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/weight.rs (/opt/rustwide/target/debug/deps/weight-6fb60fb60f6f8fd3)
[INFO] [stderr]    Doc-tests variant_counter
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_weight ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e8fce5bbbce1374a9c791643a4c625121c409e1dbcd8fc7ba8235ee468591aa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8fce5bbbce1374a9c791643a4c625121c409e1dbcd8fc7ba8235ee468591aa0", kill_on_drop: false }`
[INFO] [stdout] e8fce5bbbce1374a9c791643a4c625121c409e1dbcd8fc7ba8235ee468591aa0