[INFO] fetching crate nisty 0.1.0-alpha.2...
[INFO] checking nisty-0.1.0-alpha.2 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate nisty 0.1.0-alpha.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate nisty 0.1.0-alpha.2 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nisty 0.1.0-alpha.2
[INFO] finished tweaking crates.io crate nisty 0.1.0-alpha.2
[INFO] tweaked toml for crates.io crate nisty 0.1.0-alpha.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ufmt-macros v0.1.1
[INFO] [stderr]   Downloaded ufmt v0.1.0
[INFO] [stderr]   Downloaded asn1derpy v0.1.0
[INFO] [stderr]   Downloaded cosey v0.1.0-alpha.0
[INFO] [stderr]   Downloaded cortex-m-funnel v0.1.0-alpha.1
[INFO] [stderr]   Downloaded heapless-bytes v0.1.0
[INFO] [stderr]   Downloaded cortex-m-funnel-macros v0.1.0-alpha.1
[INFO] [stderr]   Downloaded micro-ecc-sys v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ab0bdbc677b822e249f35d858ee6dd845c6bdef4f37124b99835675ce42bf74
[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" "0ab0bdbc677b822e249f35d858ee6dd845c6bdef4f37124b99835675ce42bf74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ab0bdbc677b822e249f35d858ee6dd845c6bdef4f37124b99835675ce42bf74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ab0bdbc677b822e249f35d858ee6dd845c6bdef4f37124b99835675ce42bf74", kill_on_drop: false }`
[INFO] [stdout] 0ab0bdbc677b822e249f35d858ee6dd845c6bdef4f37124b99835675ce42bf74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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] a57d3d50e8f97e0f793d270bddd35ddd49c41cd1ba15b20e6fedd760499d94d0
[INFO] running `Command { std: "docker" "start" "-a" "a57d3d50e8f97e0f793d270bddd35ddd49c41cd1ba15b20e6fedd760499d94d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking cty v0.2.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking as-slice v0.1.4
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]     Checking heapless-bytes v0.1.0
[INFO] [stderr]     Checking asn1derpy v0.1.0
[INFO] [stderr]    Compiling micro-ecc-sys v0.3.1
[INFO] [stderr]     Checking nisty v0.1.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.71s
[INFO] running `Command { std: "docker" "inspect" "a57d3d50e8f97e0f793d270bddd35ddd49c41cd1ba15b20e6fedd760499d94d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a57d3d50e8f97e0f793d270bddd35ddd49c41cd1ba15b20e6fedd760499d94d0", kill_on_drop: false }`
[INFO] [stdout] a57d3d50e8f97e0f793d270bddd35ddd49c41cd1ba15b20e6fedd760499d94d0