[INFO] fetching crate cmod-core 0.3.7...
[INFO] checking cmod-core-0.3.7 against master#a83f933a9da258cf037e3cab37cd486bfd861a7d for pr-125384-1
[INFO] extracting crate cmod-core 0.3.7 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate cmod-core 0.3.7 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 cmod-core 0.3.7
[INFO] finished tweaking crates.io crate cmod-core 0.3.7
[INFO] tweaked toml for crates.io crate cmod-core 0.3.7 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 83 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.23.0)
[INFO] [stderr]       Adding gimli v0.29.0 (latest: v0.30.0)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding object v0.35.0 (latest: v0.36.0)
[INFO] [stderr]       Adding ordered-float v2.10.1 (latest: v4.2.0)
[INFO] [stderr]       Adding pyo3 v0.20.3 (latest: v0.21.2)
[INFO] [stderr]       Adding pyo3-build-config v0.20.3 (latest: v0.21.2)
[INFO] [stderr]       Adding pyo3-ffi v0.20.3 (latest: v0.21.2)
[INFO] [stderr]       Adding pyo3-macros v0.20.3 (latest: v0.21.2)
[INFO] [stderr]       Adding pyo3-macros-backend v0.20.3 (latest: v0.21.2)
[INFO] [stderr]       Adding pythonize v0.20.0 (latest: v0.21.1)
[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]     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 unindent v0.2.3
[INFO] [stderr]   Downloaded pythonize v0.20.0
[INFO] [stderr]   Downloaded pyo3-macros v0.20.3
[INFO] [stderr]   Downloaded indoc v2.0.5
[INFO] [stderr]   Downloaded mlua-sys v0.6.0
[INFO] [stderr]   Downloaded pyo3-build-config v0.20.3
[INFO] [stderr]   Downloaded pyo3-asyncio v0.20.0
[INFO] [stderr]   Downloaded pyo3-ffi v0.20.3
[INFO] [stderr]   Downloaded mlua v0.9.8
[INFO] [stderr]   Downloaded pyo3 v0.20.3
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.20.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09e4f1d7eb961047f989e383151e52698ca8bf16fe9c94c019413ecd2bc5bdae
[INFO] running `Command { std: "docker" "start" "-a" "09e4f1d7eb961047f989e383151e52698ca8bf16fe9c94c019413ecd2bc5bdae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09e4f1d7eb961047f989e383151e52698ca8bf16fe9c94c019413ecd2bc5bdae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09e4f1d7eb961047f989e383151e52698ca8bf16fe9c94c019413ecd2bc5bdae", kill_on_drop: false }`
[INFO] [stdout] 09e4f1d7eb961047f989e383151e52698ca8bf16fe9c94c019413ecd2bc5bdae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e01c551edff95f8be7d107af480df26d58cadee6f1c8b8f3bd6440ead66a462b
[INFO] running `Command { std: "docker" "start" "-a" "e01c551edff95f8be7d107af480df26d58cadee6f1c8b8f3bd6440ead66a462b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.84
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]     Checking cmod-core v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.60s
[INFO] running `Command { std: "docker" "inspect" "e01c551edff95f8be7d107af480df26d58cadee6f1c8b8f3bd6440ead66a462b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e01c551edff95f8be7d107af480df26d58cadee6f1c8b8f3bd6440ead66a462b", kill_on_drop: false }`
[INFO] [stdout] e01c551edff95f8be7d107af480df26d58cadee6f1c8b8f3bd6440ead66a462b