[INFO] fetching crate gitdag 0.1.2...
[INFO] checking gitdag-0.1.2 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate gitdag 0.1.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate gitdag 0.1.2 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gitdag 0.1.2
[INFO] finished tweaking crates.io crate gitdag 0.1.2
[INFO] tweaked toml for crates.io crate gitdag 0.1.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81023571103dcecca9b2aea97b4c60c534699f9c1de08e43118d5ae9510f3fa6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "81023571103dcecca9b2aea97b4c60c534699f9c1de08e43118d5ae9510f3fa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81023571103dcecca9b2aea97b4c60c534699f9c1de08e43118d5ae9510f3fa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81023571103dcecca9b2aea97b4c60c534699f9c1de08e43118d5ae9510f3fa6", kill_on_drop: false }`
[INFO] [stdout] 81023571103dcecca9b2aea97b4c60c534699f9c1de08e43118d5ae9510f3fa6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a87ba81f1d80cee6eb9bc684f3d919319441fa50927ad722ab4e1eabdc1c2882
[INFO] running `Command { std: "docker" "start" "-a" "a87ba81f1d80cee6eb9bc684f3d919319441fa50927ad722ab4e1eabdc1c2882", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking esl01-vlqencoding v0.1.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking esl01-drawdag v0.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.12.19+1.1.0
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]     Checking git2 v0.13.18
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking esl01-minibytes v0.2.0
[INFO] [stderr]     Checking esl01-indexedlog v0.1.2
[INFO] [stderr]     Checking esl01-dag v0.2.1
[INFO] [stderr]     Checking gitdag v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "a87ba81f1d80cee6eb9bc684f3d919319441fa50927ad722ab4e1eabdc1c2882", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a87ba81f1d80cee6eb9bc684f3d919319441fa50927ad722ab4e1eabdc1c2882", kill_on_drop: false }`
[INFO] [stdout] a87ba81f1d80cee6eb9bc684f3d919319441fa50927ad722ab4e1eabdc1c2882