[INFO] fetching crate variantly 0.2.0...
[INFO] checking variantly-0.2.0 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate variantly 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate variantly 0.2.0 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate variantly 0.2.0
[INFO] finished tweaking crates.io crate variantly 0.2.0
[INFO] tweaked toml for crates.io crate variantly 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded darling_core v0.11.0
[INFO] [stderr]   Downloaded darling v0.11.0
[INFO] [stderr]   Downloaded darling_macro v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06a03dc433e98cbb746eb87a469de2946d7cd0836e955529fcbdd06f73d12799
[INFO] running `Command { std: "docker" "start" "-a" "06a03dc433e98cbb746eb87a469de2946d7cd0836e955529fcbdd06f73d12799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06a03dc433e98cbb746eb87a469de2946d7cd0836e955529fcbdd06f73d12799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06a03dc433e98cbb746eb87a469de2946d7cd0836e955529fcbdd06f73d12799", kill_on_drop: false }`
[INFO] [stdout] 06a03dc433e98cbb746eb87a469de2946d7cd0836e955529fcbdd06f73d12799
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c9dbf45a1d4ccf32e049c2625bc55e3b6a919b8cd264bcbb4ca823286ab3fa3
[INFO] running `Command { std: "docker" "start" "-a" "0c9dbf45a1d4ccf32e049c2625bc55e3b6a919b8cd264bcbb4ca823286ab3fa3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking darling_core v0.11.0
[INFO] [stderr]    Compiling darling_macro v0.11.0
[INFO] [stderr]     Checking darling v0.11.0
[INFO] [stderr]     Checking variantly v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.95s
[INFO] running `Command { std: "docker" "inspect" "0c9dbf45a1d4ccf32e049c2625bc55e3b6a919b8cd264bcbb4ca823286ab3fa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c9dbf45a1d4ccf32e049c2625bc55e3b6a919b8cd264bcbb4ca823286ab3fa3", kill_on_drop: false }`
[INFO] [stdout] 0c9dbf45a1d4ccf32e049c2625bc55e3b6a919b8cd264bcbb4ca823286ab3fa3