[INFO] fetching crate semantic-release-rust 1.0.0-alpha.8...
[INFO] checking semantic-release-rust-1.0.0-alpha.8 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate semantic-release-rust 1.0.0-alpha.8 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate semantic-release-rust 1.0.0-alpha.8 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate semantic-release-rust 1.0.0-alpha.8
[INFO] finished tweaking crates.io crate semantic-release-rust 1.0.0-alpha.8
[INFO] tweaked toml for crates.io crate semantic-release-rust 1.0.0-alpha.8 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate semantic-release-rust 1.0.0-alpha.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo_metadata v0.12.3
[INFO] [stderr]   Downloaded supercow v0.1.0
[INFO] [stderr]   Downloaded nested v0.1.1
[INFO] [stderr]   Downloaded pathdiff v0.2.0
[INFO] [stderr]   Downloaded guppy v0.7.0
[INFO] [stderr]   Downloaded cfg-expr v0.6.0
[INFO] [stderr]   Downloaded target-spec v0.6.0
[INFO] [stderr]   Downloaded os_type v2.2.0
[INFO] [stderr]   Downloaded human-panic v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdb6275c20521004b9bd9fbd882441e9083518cd87bc7fd685f0acec9fda56b1
[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" "cdb6275c20521004b9bd9fbd882441e9083518cd87bc7fd685f0acec9fda56b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdb6275c20521004b9bd9fbd882441e9083518cd87bc7fd685f0acec9fda56b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdb6275c20521004b9bd9fbd882441e9083518cd87bc7fd685f0acec9fda56b1", kill_on_drop: false }`
[INFO] [stdout] cdb6275c20521004b9bd9fbd882441e9083518cd87bc7fd685f0acec9fda56b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97a7775fb6820a0d0aa2771dcdb3a0bce95ff1106f6c3ac477735eb9cf2289d1
[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" "97a7775fb6820a0d0aa2771dcdb3a0bce95ff1106f6c3ac477735eb9cf2289d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling target-spec v0.6.0
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking supercow v0.1.0
[INFO] [stderr]     Checking nested v0.1.1
[INFO] [stderr]     Checking pathdiff v0.2.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking cfg-expr v0.6.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking loggerv v0.7.2
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking os_type v2.2.0
[INFO] [stderr]     Checking idna v0.2.1
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking toml_edit v0.2.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking cargo-platform v0.1.1
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking human-panic v1.0.3
[INFO] [stderr]     Checking cargo_metadata v0.12.3
[INFO] [stderr]     Checking guppy v0.7.0
[INFO] [stderr]     Checking semantic-release-rust v1.0.0-alpha.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "97a7775fb6820a0d0aa2771dcdb3a0bce95ff1106f6c3ac477735eb9cf2289d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97a7775fb6820a0d0aa2771dcdb3a0bce95ff1106f6c3ac477735eb9cf2289d1", kill_on_drop: false }`
[INFO] [stdout] 97a7775fb6820a0d0aa2771dcdb3a0bce95ff1106f6c3ac477735eb9cf2289d1