[INFO] fetching crate v8unpack4rs 0.3.0...
[INFO] checking v8unpack4rs-0.3.0 against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] extracting crate v8unpack4rs 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate v8unpack4rs 0.3.0 on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate v8unpack4rs 0.3.0
[INFO] finished tweaking crates.io crate v8unpack4rs 0.3.0
[INFO] tweaked toml for crates.io crate v8unpack4rs 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30e236e6b7d0fd48d4f65e6f3b685cd034e60d34e3b365990f184e214d53cf35
[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" "30e236e6b7d0fd48d4f65e6f3b685cd034e60d34e3b365990f184e214d53cf35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30e236e6b7d0fd48d4f65e6f3b685cd034e60d34e3b365990f184e214d53cf35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30e236e6b7d0fd48d4f65e6f3b685cd034e60d34e3b365990f184e214d53cf35", kill_on_drop: false }`
[INFO] [stdout] 30e236e6b7d0fd48d4f65e6f3b685cd034e60d34e3b365990f184e214d53cf35
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "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] 834287bf36ad2a82f5a0e954eeadea4c1ff50474602d2b00eb2b6a78bd2db07e
[INFO] running `Command { std: "docker" "start" "-a" "834287bf36ad2a82f5a0e954eeadea4c1ff50474602d2b00eb2b6a78bd2db07e", kill_on_drop: false }`
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking v8unpack4rs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `inflate` is imported redundantly
[INFO] [stdout]    --> src/parser/single.rs:289:9
[INFO] [stdout]     |
[INFO] [stdout] 289 |     use inflate;
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stdout] warning: the item `inflate` is imported redundantly
[INFO] [stdout]    --> src/parser/single.rs:289:9
[INFO] [stdout]     |
[INFO] [stdout] 289 |     use inflate;
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.51s
[INFO] running `Command { std: "docker" "inspect" "834287bf36ad2a82f5a0e954eeadea4c1ff50474602d2b00eb2b6a78bd2db07e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "834287bf36ad2a82f5a0e954eeadea4c1ff50474602d2b00eb2b6a78bd2db07e", kill_on_drop: false }`
[INFO] [stdout] 834287bf36ad2a82f5a0e954eeadea4c1ff50474602d2b00eb2b6a78bd2db07e