[INFO] fetching crate balena-cdsl 0.10.6...
[INFO] checking balena-cdsl-0.10.6 against master#7f5a42b073dc2bee2aa625052eb066ee07072048 for pr-78991
[INFO] extracting crate balena-cdsl 0.10.6 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate balena-cdsl 0.10.6 on toolchain 7f5a42b073dc2bee2aa625052eb066ee07072048
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate balena-cdsl 0.10.6
[INFO] finished tweaking crates.io crate balena-cdsl 0.10.6
[INFO] tweaked toml for crates.io crate balena-cdsl 0.10.6 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "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] 9f88628a92eb0cf3b176751a4ef1824f8cd08f250d242d149a86720fec99ac8c
[INFO] running `Command { std: "docker" "start" "-a" "9f88628a92eb0cf3b176751a4ef1824f8cd08f250d242d149a86720fec99ac8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f88628a92eb0cf3b176751a4ef1824f8cd08f250d242d149a86720fec99ac8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f88628a92eb0cf3b176751a4ef1824f8cd08f250d242d149a86720fec99ac8c", kill_on_drop: false }`
[INFO] [stdout] 9f88628a92eb0cf3b176751a4ef1824f8cd08f250d242d149a86720fec99ac8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a63cb05eebae5c6dba0b99326d18e1c5c0b085e0af846f2963bdf85d46f93de
[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" "4a63cb05eebae5c6dba0b99326d18e1c5c0b085e0af846f2963bdf85d46f93de", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]    Compiling strfmt v0.1.6
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking heck v0.3.1
[INFO] [stderr]     Checking pretty_assertions v0.5.1
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]    Compiling balena-cdsl v0.10.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking yaml-merge-keys v0.3.0
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.40s
[INFO] running `Command { std: "docker" "inspect" "4a63cb05eebae5c6dba0b99326d18e1c5c0b085e0af846f2963bdf85d46f93de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a63cb05eebae5c6dba0b99326d18e1c5c0b085e0af846f2963bdf85d46f93de", kill_on_drop: false }`
[INFO] [stdout] 4a63cb05eebae5c6dba0b99326d18e1c5c0b085e0af846f2963bdf85d46f93de