[INFO] fetching crate rustpython-common 0.4.0...
[INFO] checking rustpython-common-0.4.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate rustpython-common 0.4.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate rustpython-common 0.4.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustpython-common 0.4.0
[INFO] finished tweaking crates.io crate rustpython-common 0.4.0
[INFO] tweaked toml for crates.io crate rustpython-common 0.4.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 79 packages to latest compatible versions
[INFO] [stderr]       Adding bstr v0.2.17 (latest: v1.10.0)
[INFO] [stderr]       Adding convert_case v0.4.0 (latest: v0.6.0)
[INFO] [stderr]       Adding derive_more v0.99.18 (latest: v1.0.0)
[INFO] [stderr]       Adding itertools v0.11.0 (latest: v0.13.0)
[INFO] [stderr]       Adding radium v0.7.0 (latest: v1.1.0)
[INFO] [stderr]       Adding regex-automata v0.1.10 (latest: v0.4.7)
[INFO] [stderr]       Adding siphasher v0.3.11 (latest: v1.0.1)
[INFO] [stderr]       Adding volatile v0.3.0 (latest: v0.6.1)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustpython-literal v0.4.0
[INFO] [stderr]   Downloaded malachite v0.4.15
[INFO] [stderr]   Downloaded volatile v0.3.0
[INFO] [stderr]   Downloaded rustpython-format v0.4.0
[INFO] [stderr]   Downloaded malachite-q v0.4.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 857d4355aaac27893ce2000c35debbf8df25f647b5a6ce03868006721e6d7f88
[INFO] running `Command { std: "docker" "start" "-a" "857d4355aaac27893ce2000c35debbf8df25f647b5a6ce03868006721e6d7f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "857d4355aaac27893ce2000c35debbf8df25f647b5a6ce03868006721e6d7f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "857d4355aaac27893ce2000c35debbf8df25f647b5a6ce03868006721e6d7f88", kill_on_drop: false }`
[INFO] [stdout] 857d4355aaac27893ce2000c35debbf8df25f647b5a6ce03868006721e6d7f88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebf8927ec0e9d5eb5e8e62171e7bfbc295d1f10c264019dcb7dbe0b170197944
[INFO] running `Command { std: "docker" "start" "-a" "ebf8927ec0e9d5eb5e8e62171e7bfbc295d1f10c264019dcb7dbe0b170197944", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling malachite-nz v0.4.15
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking unic-ucd-category v0.9.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking hexf-parse v0.2.1
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking volatile v0.3.0
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]     Checking siphasher v0.3.11
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling is-macro v0.3.6
[INFO] [stderr]    Compiling derive_more v0.99.18
[INFO] [stderr]     Checking rustpython-literal v0.4.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking malachite-base v0.4.15
[INFO] [stderr]     Checking malachite-q v0.4.15
[INFO] [stderr]     Checking malachite v0.4.15
[INFO] [stderr]     Checking malachite-bigint v0.2.0
[INFO] [stderr]     Checking rustpython-format v0.4.0
[INFO] [stderr]     Checking rustpython-common v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/atomic.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 97 |             Err(void) => match void {},
[INFO] [stdout]    |             ^^^^^^^^^ matches no values because `Void` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/atomic.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 97 |             Err(void) => match void {},
[INFO] [stdout]    |             ^^^^^^^^^ matches no values because `Void` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.87s
[INFO] running `Command { std: "docker" "inspect" "ebf8927ec0e9d5eb5e8e62171e7bfbc295d1f10c264019dcb7dbe0b170197944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebf8927ec0e9d5eb5e8e62171e7bfbc295d1f10c264019dcb7dbe0b170197944", kill_on_drop: false }`
[INFO] [stdout] ebf8927ec0e9d5eb5e8e62171e7bfbc295d1f10c264019dcb7dbe0b170197944