[INFO] fetching crate cramjam 1.1.0...
[INFO] checking cramjam-1.1.0 against master#0dce3f606e05cffab7361c132a399d3550ab0df8 for pr-78376
[INFO] extracting crate cramjam 1.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cramjam 1.1.0 on toolchain 0dce3f606e05cffab7361c132a399d3550ab0df8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/.cargo/config
[INFO] started tweaking crates.io crate cramjam 1.1.0
[INFO] finished tweaking crates.io crate cramjam 1.1.0
[INFO] tweaked toml for crates.io crate cramjam 1.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.5.1+zstd.1.4.4` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9f5d84a065c5ce4bdc7110b070a0fdd0a365e51d724cd35107d0e0856210866
[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" "b9f5d84a065c5ce4bdc7110b070a0fdd0a365e51d724cd35107d0e0856210866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9f5d84a065c5ce4bdc7110b070a0fdd0a365e51d724cd35107d0e0856210866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9f5d84a065c5ce4bdc7110b070a0fdd0a365e51d724cd35107d0e0856210866", kill_on_drop: false }`
[INFO] [stdout] b9f5d84a065c5ce4bdc7110b070a0fdd0a365e51d724cd35107d0e0856210866
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "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] 5f0cbf8fb01df76448d7d536734383bc9c500534e73359a0a7667006cd4f5690
[INFO] running `Command { std: "docker" "start" "-a" "5f0cbf8fb01df76448d7d536734383bc9c500534e73359a0a7667006cd4f5690", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.5.1+zstd.1.4.4` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling inventory v0.1.9
[INFO] [stderr]    Compiling snap v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking lz4-compress v0.1.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking flate2 v1.0.18
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]    Compiling zstd-sys v1.4.17+zstd.1.4.5
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]    Compiling pyo3-derive-backend v0.9.2
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling inventory-impl v0.1.9
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling ctor v0.1.16
[INFO] [stderr]    Compiling pyo3cls v0.9.2
[INFO] [stderr]     Checking indoc v0.3.6
[INFO] [stderr]    Compiling pyo3 v0.9.2
[INFO] [stderr]     Checking zstd-safe v2.0.5+zstd.1.4.5
[INFO] [stderr]     Checking zstd v0.5.3+zstd.1.4.5
[INFO] [stderr]     Checking cramjam v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 07s
[INFO] running `Command { std: "docker" "inspect" "5f0cbf8fb01df76448d7d536734383bc9c500534e73359a0a7667006cd4f5690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f0cbf8fb01df76448d7d536734383bc9c500534e73359a0a7667006cd4f5690", kill_on_drop: false }`
[INFO] [stdout] 5f0cbf8fb01df76448d7d536734383bc9c500534e73359a0a7667006cd4f5690