[INFO] crate config2args 0.2.0 is already in cache
[INFO] checking config2args-0.2.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate config2args 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate config2args 0.2.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate config2args 0.2.0
[INFO] finished tweaking crates.io crate config2args 0.2.0
[INFO] tweaked toml for crates.io crate config2args 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6579b807f3455781f65ce7cbbc9729ac1cdbe7baf643f17b4447bf0f477ccfb
[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" "b6579b807f3455781f65ce7cbbc9729ac1cdbe7baf643f17b4447bf0f477ccfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6579b807f3455781f65ce7cbbc9729ac1cdbe7baf643f17b4447bf0f477ccfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6579b807f3455781f65ce7cbbc9729ac1cdbe7baf643f17b4447bf0f477ccfb", kill_on_drop: false }`
[INFO] [stdout] b6579b807f3455781f65ce7cbbc9729ac1cdbe7baf643f17b4447bf0f477ccfb
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23abca3871cd6a759f79fbe6dbefe1106fe93defcafe8a72d16886f06d59bda3
[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" "23abca3871cd6a759f79fbe6dbefe1106fe93defcafe8a72d16886f06d59bda3", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking unic-common v0.7.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking unic-char-range v0.7.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking unic-ucd-version v0.7.0
[INFO] [stderr]     Checking unic-char-property v0.7.0
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking unic-ucd-segment v0.7.0
[INFO] [stderr]     Checking slug v0.1.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking unic-segment v0.7.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking tera v0.11.20
[INFO] [stderr]     Checking config2args v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.73s
[INFO] running `Command { std: "docker" "inspect" "23abca3871cd6a759f79fbe6dbefe1106fe93defcafe8a72d16886f06d59bda3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23abca3871cd6a759f79fbe6dbefe1106fe93defcafe8a72d16886f06d59bda3", kill_on_drop: false }`
[INFO] [stdout] 23abca3871cd6a759f79fbe6dbefe1106fe93defcafe8a72d16886f06d59bda3