[INFO] fetching crate cargo-release 0.13.5...
[INFO] checking cargo-release-0.13.5 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate cargo-release 0.13.5 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate cargo-release 0.13.5 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-release 0.13.5
[INFO] finished tweaking crates.io crate cargo-release 0.13.5
[INFO] tweaked toml for crates.io crate cargo-release 0.13.5 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate cargo-release 0.13.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap-cargo v0.3.0
[INFO] [stderr]   Downloaded assert_fs v0.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e67733e83a8be9fcd7eb450ce4ca417cd04f8bd240882ccbd0e63a99234f6f56
[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" "e67733e83a8be9fcd7eb450ce4ca417cd04f8bd240882ccbd0e63a99234f6f56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e67733e83a8be9fcd7eb450ce4ca417cd04f8bd240882ccbd0e63a99234f6f56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e67733e83a8be9fcd7eb450ce4ca417cd04f8bd240882ccbd0e63a99234f6f56", kill_on_drop: false }`
[INFO] [stdout] e67733e83a8be9fcd7eb450ce4ca417cd04f8bd240882ccbd0e63a99234f6f56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0085c9fbb011d8a449e650647f6398ffa50ea43fb249edef1904adb958276fa
[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" "c0085c9fbb011d8a449e650647f6398ffa50ea43fb249edef1904adb958276fa", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking normalize-line-endings v0.2.2
[INFO] [stderr]     Checking home v0.5.1
[INFO] [stderr]     Checking boolinator v2.4.0
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]     Checking once_cell v1.2.0
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]     Checking serde_json v1.0.42
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]     Checking globset v0.4.4
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling libssh2-sys v0.2.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]     Checking ignore v0.4.10
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]     Checking predicates v1.0.2
[INFO] [stderr]     Checking cargo_metadata v0.9.1
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking globwalk v0.7.1
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking assert_fs v0.13.1
[INFO] [stderr]     Checking structopt v0.3.5
[INFO] [stderr]     Checking clap-cargo v0.3.0
[INFO] [stderr]     Checking git2 v0.10.2
[INFO] [stderr]     Checking crates-index v0.13.3
[INFO] [stderr]     Checking toml_edit v0.1.5
[INFO] [stderr]     Checking cargo-release v0.13.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `Command { std: "docker" "inspect" "c0085c9fbb011d8a449e650647f6398ffa50ea43fb249edef1904adb958276fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0085c9fbb011d8a449e650647f6398ffa50ea43fb249edef1904adb958276fa", kill_on_drop: false }`
[INFO] [stdout] c0085c9fbb011d8a449e650647f6398ffa50ea43fb249edef1904adb958276fa