[INFO] fetching crate nib 0.0.7...
[INFO] checking nib-0.0.7 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] extracting crate nib 0.0.7 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate nib 0.0.7 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nib 0.0.7
[INFO] finished tweaking crates.io crate nib 0.0.7
[INFO] tweaked toml for crates.io crate nib 0.0.7 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "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" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", 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] cb8da1b35034f72dfbb6bf01905aaf4104fe2e3962b9edd2374249635b6fce00
[INFO] running `Command { std: "docker" "start" "-a" "cb8da1b35034f72dfbb6bf01905aaf4104fe2e3962b9edd2374249635b6fce00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb8da1b35034f72dfbb6bf01905aaf4104fe2e3962b9edd2374249635b6fce00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb8da1b35034f72dfbb6bf01905aaf4104fe2e3962b9edd2374249635b6fce00", kill_on_drop: false }`
[INFO] [stdout] cb8da1b35034f72dfbb6bf01905aaf4104fe2e3962b9edd2374249635b6fce00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94e779dee13cfed3f4716d3e0330d43b9a2754a765649fc76d83848a38842e96
[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" "94e779dee13cfed3f4716d3e0330d43b9a2754a765649fc76d83848a38842e96", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking fancy-regex v0.3.5
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking serde-xml-rs v0.3.1
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking plist v1.0.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking handlebars v3.1.0
[INFO] [stderr]     Checking document_tree v0.3.0
[INFO] [stderr]     Checking syntect v4.2.0
[INFO] [stderr]     Checking rst_parser v0.3.2
[INFO] [stderr]     Checking rst_renderer v0.3.1
[INFO] [stderr]     Checking nib v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.87s
[INFO] running `Command { std: "docker" "inspect" "94e779dee13cfed3f4716d3e0330d43b9a2754a765649fc76d83848a38842e96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94e779dee13cfed3f4716d3e0330d43b9a2754a765649fc76d83848a38842e96", kill_on_drop: false }`
[INFO] [stdout] 94e779dee13cfed3f4716d3e0330d43b9a2754a765649fc76d83848a38842e96