[INFO] fetching crate seed 0.7.0...
[INFO] checking seed-0.7.0 against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] extracting crate seed 0.7.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate seed 0.7.0 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 seed 0.7.0
[INFO] finished tweaking crates.io crate seed 0.7.0
[INFO] tweaked toml for crates.io crate seed 0.7.0 written to /workspace/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 964aaa00a52df834d0449cce5540b75c591d6073c56bc8c758ce645684fa0b8c
[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" "964aaa00a52df834d0449cce5540b75c591d6073c56bc8c758ce645684fa0b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "964aaa00a52df834d0449cce5540b75c591d6073c56bc8c758ce645684fa0b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "964aaa00a52df834d0449cce5540b75c591d6073c56bc8c758ce645684fa0b8c", kill_on_drop: false }`
[INFO] [stdout] 964aaa00a52df834d0449cce5540b75c591d6073c56bc8c758ce645684fa0b8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 25988f0332a60c268f421c78862afda7236a780e6ab84899e00006f76d7789f1
[INFO] running `Command { std: "docker" "start" "-a" "25988f0332a60c268f421c78862afda7236a780e6ab84899e00006f76d7789f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling standback v0.2.10
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling seed v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.18
[INFO] [stderr]     Checking web-sys v0.3.45
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.18
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking cookie v0.13.3
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking gloo-events v0.1.1
[INFO] [stderr]     Checking gloo-timers v0.2.1
[INFO] [stderr]     Checking gloo-file v0.1.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.06s
[INFO] running `Command { std: "docker" "inspect" "25988f0332a60c268f421c78862afda7236a780e6ab84899e00006f76d7789f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25988f0332a60c268f421c78862afda7236a780e6ab84899e00006f76d7789f1", kill_on_drop: false }`
[INFO] [stdout] 25988f0332a60c268f421c78862afda7236a780e6ab84899e00006f76d7789f1