[INFO] fetching crate memestat 0.1.0...
[INFO] checking memestat-0.1.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124305
[INFO] extracting crate memestat 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate memestat 0.1.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate memestat 0.1.0
[INFO] finished tweaking crates.io crate memestat 0.1.0
[INFO] tweaked toml for crates.io crate memestat 0.1.0 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] [stderr]       Adding average v0.13.1 (latest: v0.15.0)
[INFO] [stderr]       Adding convert_case v0.4.0 (latest: v0.6.0)
[INFO] [stderr]       Adding easy-cast v0.4.4 (latest: v0.5.2)
[INFO] [stderr]       Adding mathru v0.12.0 (latest: v0.15.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded eyre v0.6.12
[INFO] [stderr]   Downloaded easy-cast v0.4.4
[INFO] [stderr]   Downloaded float-ord v0.3.2
[INFO] [stderr]   Downloaded average v0.13.1
[INFO] [stderr]   Downloaded mathru v0.12.0
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 527136f02dcab4c2d3f1809c425064172f46cccba708cd013b1e49de4c59c147
[INFO] running `Command { std: "docker" "start" "-a" "527136f02dcab4c2d3f1809c425064172f46cccba708cd013b1e49de4c59c147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "527136f02dcab4c2d3f1809c425064172f46cccba708cd013b1e49de4c59c147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "527136f02dcab4c2d3f1809c425064172f46cccba708cd013b1e49de4c59c147", kill_on_drop: false }`
[INFO] [stdout] 527136f02dcab4c2d3f1809c425064172f46cccba708cd013b1e49de4c59c147
[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=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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0221d6da5a1bff0485e837a2a6c6cfe1415b518cbf0531f2451dc6253e37c71e
[INFO] running `Command { std: "docker" "start" "-a" "0221d6da5a1bff0485e837a2a6c6cfe1415b518cbf0531f2451dc6253e37c71e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking float-ord v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking easy-cast v0.4.4
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking average v0.13.1
[INFO] [stderr]     Checking mathru v0.12.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking memestat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `Command { std: "docker" "inspect" "0221d6da5a1bff0485e837a2a6c6cfe1415b518cbf0531f2451dc6253e37c71e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0221d6da5a1bff0485e837a2a6c6cfe1415b518cbf0531f2451dc6253e37c71e", kill_on_drop: false }`
[INFO] [stdout] 0221d6da5a1bff0485e837a2a6c6cfe1415b518cbf0531f2451dc6253e37c71e