[INFO] fetching crate syml 0.4.0...
[INFO] checking syml-0.4.0 against master#bbe853615821442ef11d6cd42a30a73432b38d89 for pr-154205
[INFO] extracting crate syml 0.4.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate syml 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate syml 0.4.0
[INFO] tweaked toml for crates.io crate syml 0.4.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate syml 0.4.0 on toolchain bbe853615821442ef11d6cd42a30a73432b38d89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate syml 0.4.0 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" "+bbe853615821442ef11d6cd42a30a73432b38d89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.197
[INFO] [stderr]   Downloaded peg-runtime v0.8.2
[INFO] [stderr]   Downloaded quote v1.0.36
[INFO] [stderr]   Downloaded peg-macros v0.8.2
[INFO] [stderr]   Downloaded peg v0.8.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.80
[INFO] [stderr]   Downloaded serde v1.0.197
[INFO] [stderr]   Downloaded json v0.12.4
[INFO] [stderr]   Downloaded syn v2.0.59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33b4f0b4f13e2dcea045221519569a035f95f4880e1493299579bb535b33b12c
[INFO] running `Command { std: "docker" "start" "-a" "33b4f0b4f13e2dcea045221519569a035f95f4880e1493299579bb535b33b12c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33b4f0b4f13e2dcea045221519569a035f95f4880e1493299579bb535b33b12c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33b4f0b4f13e2dcea045221519569a035f95f4880e1493299579bb535b33b12c", kill_on_drop: false }`
[INFO] [stdout] 33b4f0b4f13e2dcea045221519569a035f95f4880e1493299579bb535b33b12c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfd3f9eb9ba08128f2ad2e0b2586579839aa80133a0565be2b5f6898f79ed5dc
[INFO] running `Command { std: "docker" "start" "-a" "dfd3f9eb9ba08128f2ad2e0b2586579839aa80133a0565be2b5f6898f79ed5dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.80
[INFO] [stderr]    Compiling peg-runtime v0.8.2
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling peg-macros v0.8.2
[INFO] [stderr]     Checking peg v0.8.2
[INFO] [stderr]     Checking syml v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.63s
[INFO] running `Command { std: "docker" "inspect" "dfd3f9eb9ba08128f2ad2e0b2586579839aa80133a0565be2b5f6898f79ed5dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfd3f9eb9ba08128f2ad2e0b2586579839aa80133a0565be2b5f6898f79ed5dc", kill_on_drop: false }`
[INFO] [stdout] dfd3f9eb9ba08128f2ad2e0b2586579839aa80133a0565be2b5f6898f79ed5dc