[INFO] fetching crate stakker 0.2.10...
[INFO] checking stakker-0.2.10 against master#a83f933a9da258cf037e3cab37cd486bfd861a7d for pr-125384-1
[INFO] extracting crate stakker 0.2.10 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate stakker 0.2.10 on toolchain a83f933a9da258cf037e3cab37cd486bfd861a7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stakker 0.2.10
[INFO] finished tweaking crates.io crate stakker 0.2.10
[INFO] tweaked toml for crates.io crate stakker 0.2.10 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate stakker 0.2.10 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" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-log v0.1.3
[INFO] [stderr]   Downloaded slab v0.4.8
[INFO] [stderr]   Downloaded loom v0.5.6
[INFO] [stderr]   Downloaded matchers v0.1.0
[INFO] [stderr]   Downloaded log v0.4.19
[INFO] [stderr]   Downloaded thread_local v1.1.7
[INFO] [stderr]   Downloaded rustversion v1.0.13
[INFO] [stderr]   Downloaded generator v0.7.5
[INFO] [stderr]   Downloaded cc v1.0.79
[INFO] [stderr]   Downloaded regex-automata v0.1.10
[INFO] [stderr]   Downloaded regex-syntax v0.6.29
[INFO] [stderr]   Downloaded regex-automata v0.3.3
[INFO] [stderr]   Downloaded aho-corasick v1.0.2
[INFO] [stderr]   Downloaded regex v1.9.1
[INFO] [stderr]   Downloaded syn v2.0.25
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.17
[INFO] [stderr]   Downloaded sharded-slab v0.1.4
[INFO] [stderr]   Downloaded proc-macro2 v1.0.64
[INFO] [stderr]   Downloaded unicode-ident v1.0.10
[INFO] [stderr]   Downloaded qcell v0.5.4
[INFO] [stderr]   Downloaded pin-project-lite v0.2.10
[INFO] [stderr]   Downloaded quote v1.0.29
[INFO] [stderr]   Downloaded exclusion-set v0.1.2
[INFO] [stderr]   Downloaded windows v0.48.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26e86a21e698289e614a26520167e3974e18ed49754fc321b79cbf35b50cfdce
[INFO] running `Command { std: "docker" "start" "-a" "26e86a21e698289e614a26520167e3974e18ed49754fc321b79cbf35b50cfdce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26e86a21e698289e614a26520167e3974e18ed49754fc321b79cbf35b50cfdce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26e86a21e698289e614a26520167e3974e18ed49754fc321b79cbf35b50cfdce", kill_on_drop: false }`
[INFO] [stdout] 26e86a21e698289e614a26520167e3974e18ed49754fc321b79cbf35b50cfdce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c7f9ec8154b3f9a9e11576cfa161f2bbc26cd46addf77b3e40d63b5a9c98f05
[INFO] running `Command { std: "docker" "start" "-a" "3c7f9ec8154b3f9a9e11576cfa161f2bbc26cd46addf77b3e40d63b5a9c98f05", kill_on_drop: false }`
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking qcell v0.5.4
[INFO] [stderr]     Checking stakker v0.2.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "3c7f9ec8154b3f9a9e11576cfa161f2bbc26cd46addf77b3e40d63b5a9c98f05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c7f9ec8154b3f9a9e11576cfa161f2bbc26cd46addf77b3e40d63b5a9c98f05", kill_on_drop: false }`
[INFO] [stdout] 3c7f9ec8154b3f9a9e11576cfa161f2bbc26cd46addf77b3e40d63b5a9c98f05