[INFO] fetching crate stack-graphs 0.8.0...
[INFO] checking stack-graphs-0.8.0 against master#e652caa679a304af11fc04f1f12452f255a82593 for pr-98000
[INFO] extracting crate stack-graphs 0.8.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate stack-graphs 0.8.0 on toolchain e652caa679a304af11fc04f1f12452f255a82593
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stack-graphs 0.8.0
[INFO] finished tweaking crates.io crate stack-graphs 0.8.0
[INFO] tweaked toml for crates.io crate stack-graphs 0.8.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tree-sitter v0.20.6
[INFO] [stderr]   Downloaded controlled-option v0.4.1
[INFO] [stderr]   Downloaded lsp-positions v0.3.0
[INFO] [stderr]   Downloaded controlled-option-macros v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7b09d8b4feca34fcd05f3c7f2e57634a40df9bb5f72b3ac76bab54f1d9ac01b
[INFO] running `Command { std: "docker" "start" "-a" "b7b09d8b4feca34fcd05f3c7f2e57634a40df9bb5f72b3ac76bab54f1d9ac01b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7b09d8b4feca34fcd05f3c7f2e57634a40df9bb5f72b3ac76bab54f1d9ac01b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b09d8b4feca34fcd05f3c7f2e57634a40df9bb5f72b3ac76bab54f1d9ac01b", kill_on_drop: false }`
[INFO] [stdout] b7b09d8b4feca34fcd05f3c7f2e57634a40df9bb5f72b3ac76bab54f1d9ac01b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2f663746a3f9a6e4724ab3f2be9a461ad56d765a5ed2ca59a8440ebf112eb34
[INFO] running `Command { std: "docker" "start" "-a" "e2f663746a3f9a6e4724ab3f2be9a461ad56d765a5ed2ca59a8440ebf112eb34", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking wyz v0.4.0
[INFO] [stderr]     Checking pretty_assertions v0.7.2
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking bitvec v0.22.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling tree-sitter v0.20.6
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking lsp-positions v0.3.0
[INFO] [stderr]    Compiling controlled-option-macros v0.2.2
[INFO] [stderr]     Checking controlled-option v0.4.1
[INFO] [stderr]     Checking stack-graphs v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.92s
[INFO] running `Command { std: "docker" "inspect" "e2f663746a3f9a6e4724ab3f2be9a461ad56d765a5ed2ca59a8440ebf112eb34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f663746a3f9a6e4724ab3f2be9a461ad56d765a5ed2ca59a8440ebf112eb34", kill_on_drop: false }`
[INFO] [stdout] e2f663746a3f9a6e4724ab3f2be9a461ad56d765a5ed2ca59a8440ebf112eb34