[INFO] fetching crate iterate 1.0.0...
[INFO] checking iterate-1.0.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate iterate 1.0.0 into /workspace/builds/worker-113/source
[INFO] validating manifest of crates.io crate iterate 1.0.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iterate 1.0.0
[INFO] finished tweaking crates.io crate iterate 1.0.0
[INFO] tweaked toml for crates.io crate iterate 1.0.0 written to /workspace/builds/worker-113/source/Cargo.toml
[INFO] crate crates.io crate iterate 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.73
[INFO] [stderr]   Downloaded itertools v0.10.1
[INFO] [stderr]   Downloaded joinery v2.1.0
[INFO] [stderr]   Downloaded iterate-proc-macro v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13d47716ec97aa90fa6d9225fa9a07fab4a6a55e613db70dc1d5433059590c14
[INFO] running `Command { std: "docker" "start" "-a" "13d47716ec97aa90fa6d9225fa9a07fab4a6a55e613db70dc1d5433059590c14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13d47716ec97aa90fa6d9225fa9a07fab4a6a55e613db70dc1d5433059590c14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13d47716ec97aa90fa6d9225fa9a07fab4a6a55e613db70dc1d5433059590c14", kill_on_drop: false }`
[INFO] [stdout] 13d47716ec97aa90fa6d9225fa9a07fab4a6a55e613db70dc1d5433059590c14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aff03e650fe52e04b655e797cc2fbc070da24ea69e50f03fa676aae61fd92c5d
[INFO] running `Command { std: "docker" "start" "-a" "aff03e650fe52e04b655e797cc2fbc070da24ea69e50f03fa676aae61fd92c5d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling joinery v2.1.0
[INFO] [stderr]    Compiling iterate-proc-macro v1.0.0
[INFO] [stderr]     Checking iterate v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.93s
[INFO] running `Command { std: "docker" "inspect" "aff03e650fe52e04b655e797cc2fbc070da24ea69e50f03fa676aae61fd92c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aff03e650fe52e04b655e797cc2fbc070da24ea69e50f03fa676aae61fd92c5d", kill_on_drop: false }`
[INFO] [stdout] aff03e650fe52e04b655e797cc2fbc070da24ea69e50f03fa676aae61fd92c5d
