[INFO] fetching crate featurecomb 0.2.0...
[INFO] checking featurecomb-0.2.0 against try#38c2997544af84fe301d600d6896397738163002 for pr-154205-1
[INFO] extracting crate featurecomb 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate featurecomb 0.2.0
[INFO] finished tweaking crates.io crate featurecomb 0.2.0
[INFO] tweaked toml for crates.io crate featurecomb 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate featurecomb 0.2.0 on toolchain 38c2997544af84fe301d600d6896397738163002
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate featurecomb 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5f37798985ca965844b7dac932abf5fb3ca330331a9a8ce3261ff538ab0d581
[INFO] running `Command { std: "docker" "start" "-a" "a5f37798985ca965844b7dac932abf5fb3ca330331a9a8ce3261ff538ab0d581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5f37798985ca965844b7dac932abf5fb3ca330331a9a8ce3261ff538ab0d581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5f37798985ca965844b7dac932abf5fb3ca330331a9a8ce3261ff538ab0d581", kill_on_drop: false }`
[INFO] [stdout] a5f37798985ca965844b7dac932abf5fb3ca330331a9a8ce3261ff538ab0d581
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c35114cf0173d549f0bc84c8fd25e05bd7c740df18e0c28a95a36ef10493dd7
[INFO] running `Command { std: "docker" "start" "-a" "6c35114cf0173d549f0bc84c8fd25e05bd7c740df18e0c28a95a36ef10493dd7", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.14
[INFO] [stderr]     Checking winnow v0.7.15
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling serde v1.0.228
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[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling dir-test-macros v0.4.1
[INFO] [stderr]     Checking dir-test v0.4.1
[INFO] [stderr]     Checking featurecomb-schema v0.1.0
[INFO] [stderr]     Checking featurecomb v0.2.0 (/opt/rustwide/workdir)
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[INFO] [stderr] [FMTARGS] {"crate":"featurecomb","loc":"/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/insta-1.42.0/src/macros.rs:453:66","p":0,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16}
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[INFO] [stderr] [FMTARGS] {"crate":"featurecomb","loc":"src/lib.rs:432:12","p":2,"ph":2,"wa":0,"pa":0,"a":2,"pos":1,"named":0,"cap":1,"ucap":1,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":2,"a_opt":2,"sz_no_dedup":32,"sz_old":32,"sz_opt":32}
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.29s
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[INFO] running `Command { std: "docker" "rm" "-f" "6c35114cf0173d549f0bc84c8fd25e05bd7c740df18e0c28a95a36ef10493dd7", kill_on_drop: false }`
[INFO] [stdout] 6c35114cf0173d549f0bc84c8fd25e05bd7c740df18e0c28a95a36ef10493dd7