[INFO] crate config_struct 0.5.0 is already in cache
[INFO] testing config_struct-0.5.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate config_struct 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate config_struct 0.5.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate config_struct 0.5.0
[INFO] finished tweaking crates.io crate config_struct 0.5.0
[INFO] tweaked toml for crates.io crate config_struct 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73478fae91f1370feea05e74ad2f40024163c49853a013030700d198e620aa9d
[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" "73478fae91f1370feea05e74ad2f40024163c49853a013030700d198e620aa9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73478fae91f1370feea05e74ad2f40024163c49853a013030700d198e620aa9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73478fae91f1370feea05e74ad2f40024163c49853a013030700d198e620aa9d", kill_on_drop: false }`
[INFO] [stdout] 73478fae91f1370feea05e74ad2f40024163c49853a013030700d198e620aa9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] faa4fddb78709d4cc94a193ed21bcf52adfb928a4ed9ed8011eeab0e448ba14f
[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" "faa4fddb78709d4cc94a193ed21bcf52adfb928a4ed9ed8011eeab0e448ba14f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_test v1.0.114
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling linear-map v1.2.0
[INFO] [stderr]    Compiling config_struct v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.98s
[INFO] running `Command { std: "docker" "inspect" "faa4fddb78709d4cc94a193ed21bcf52adfb928a4ed9ed8011eeab0e448ba14f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faa4fddb78709d4cc94a193ed21bcf52adfb928a4ed9ed8011eeab0e448ba14f", kill_on_drop: false }`
[INFO] [stdout] faa4fddb78709d4cc94a193ed21bcf52adfb928a4ed9ed8011eeab0e448ba14f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b89f19c7f5890c5ffafd78f4b994ce5d0603fbbeee0ba3e9032657cfc77dac6
[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" "0b89f19c7f5890c5ffafd78f4b994ce5d0603fbbeee0ba3e9032657cfc77dac6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling config_struct v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no variant or associated item named `Json` found for enum `config_struct::format::Format` in the current scope
[INFO] [stdout]   --> tests/number_size_tests.rs:57:18
[INFO] [stdout]    |
[INFO] [stdout] 57 |         (Format::Json, r#"{"number": 100.5}"#),
[INFO] [stdout]    |                  ^^^^ variant or associated item not found in `config_struct::format::Format`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Ron` found for enum `config_struct::format::Format` in the current scope
[INFO] [stdout]   --> tests/number_size_tests.rs:58:18
[INFO] [stdout]    |
[INFO] [stdout] 58 |         (Format::Ron, "(number: 100.5)"),
[INFO] [stdout]    |                  ^^^ variant or associated item not found in `config_struct::format::Format`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Yaml` found for enum `config_struct::format::Format` in the current scope
[INFO] [stdout]   --> tests/number_size_tests.rs:60:18
[INFO] [stdout]    |
[INFO] [stdout] 60 |         (Format::Yaml, "number: 100.5"),
[INFO] [stdout]    |                  ^^^^ variant or associated item not found in `config_struct::format::Format`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Json` found for enum `config_struct::format::Format` in the current scope
[INFO] [stdout]   --> tests/number_size_tests.rs:64:18
[INFO] [stdout]    |
[INFO] [stdout] 64 |         (Format::Json, r#"{"number": 100}"#),
[INFO] [stdout]    |                  ^^^^ variant or associated item not found in `config_struct::format::Format`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Ron` found for enum `config_struct::format::Format` in the current scope
[INFO] [stdout]   --> tests/number_size_tests.rs:65:18
[INFO] [stdout]    |
[INFO] [stdout] 65 |         (Format::Ron, "(number: 100)"),
[INFO] [stdout]    |                  ^^^ variant or associated item not found in `config_struct::format::Format`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Yaml` found for enum `config_struct::format::Format` in the current scope
[INFO] [stdout]   --> tests/number_size_tests.rs:67:18
[INFO] [stdout]    |
[INFO] [stdout] 67 |         (Format::Yaml, "number: 100"),
[INFO] [stdout]    |                  ^^^^ variant or associated item not found in `config_struct::format::Format`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `config_struct`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0b89f19c7f5890c5ffafd78f4b994ce5d0603fbbeee0ba3e9032657cfc77dac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b89f19c7f5890c5ffafd78f4b994ce5d0603fbbeee0ba3e9032657cfc77dac6", kill_on_drop: false }`
[INFO] [stdout] 0b89f19c7f5890c5ffafd78f4b994ce5d0603fbbeee0ba3e9032657cfc77dac6