[INFO] fetching crate cuach 0.4.0...
[INFO] checking cuach-0.4.0 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate cuach 0.4.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cuach 0.4.0 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cuach 0.4.0
[INFO] finished tweaking crates.io crate cuach 0.4.0
[INFO] tweaked toml for crates.io crate cuach 0.4.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--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 v_htmlescape v0.12.0
[INFO] [stderr]   Downloaded v_escape_derive v0.8.4
[INFO] [stderr]   Downloaded buf-min v0.4.0
[INFO] [stderr]   Downloaded cuach-derive v0.2.4
[INFO] [stderr]   Downloaded v_escape v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 453d519f04cdc09f77528cda013eff0a8b5b45b97b8a405bbc5b61b206d6208a
[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" "453d519f04cdc09f77528cda013eff0a8b5b45b97b8a405bbc5b61b206d6208a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "453d519f04cdc09f77528cda013eff0a8b5b45b97b8a405bbc5b61b206d6208a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "453d519f04cdc09f77528cda013eff0a8b5b45b97b8a405bbc5b61b206d6208a", kill_on_drop: false }`
[INFO] [stdout] 453d519f04cdc09f77528cda013eff0a8b5b45b97b8a405bbc5b61b206d6208a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cd860b15a5dc7f07b36558a4d5e15b18e76e83165cad4df3abd1af691e5acf1
[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" "7cd860b15a5dc7f07b36558a4d5e15b18e76e83165cad4df3abd1af691e5acf1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling v_escape v0.15.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling v_htmlescape v0.12.0
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking buf-min v0.4.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling v_escape_derive v0.8.4
[INFO] [stderr]    Compiling cuach-derive v0.2.4
[INFO] [stderr]     Checking cuach v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.26s
[INFO] running `Command { std: "docker" "inspect" "7cd860b15a5dc7f07b36558a4d5e15b18e76e83165cad4df3abd1af691e5acf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cd860b15a5dc7f07b36558a4d5e15b18e76e83165cad4df3abd1af691e5acf1", kill_on_drop: false }`
[INFO] [stdout] 7cd860b15a5dc7f07b36558a4d5e15b18e76e83165cad4df3abd1af691e5acf1