[INFO] fetching crate luxafor 0.2.2...
[INFO] checking luxafor-0.2.2 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] extracting crate luxafor 0.2.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate luxafor 0.2.2 on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate luxafor 0.2.2
[INFO] finished tweaking crates.io crate luxafor 0.2.2
[INFO] tweaked toml for crates.io crate luxafor 0.2.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate luxafor 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-normalization v0.1.13
[INFO] [stderr]   Downloaded net2 v0.2.34
[INFO] [stderr]   Downloaded kernel32-sys v0.2.2
[INFO] [stderr]   Downloaded security-framework-sys v0.4.3
[INFO] [stderr]   Downloaded h2 v0.2.6
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[INFO] [stderr]   Downloaded serde v1.0.115
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[INFO] [stderr]   Downloaded foreign-types v0.3.2
[INFO] [stderr]   Downloaded pin-project v0.4.23
[INFO] [stderr]   Downloaded autocfg v1.0.0
[INFO] [stderr]   Downloaded ws2_32-sys v0.2.1
[INFO] [stderr]   Downloaded gimli v0.22.0
[INFO] [stderr]   Downloaded mime v0.3.16
[INFO] [stderr]   Downloaded once_cell v1.4.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.67
[INFO] [stderr]   Downloaded futures-io v0.3.5
[INFO] [stderr]   Downloaded rustc-demangle v0.1.16
[INFO] [stderr]   Downloaded ipnet v2.3.0
[INFO] [stderr]   Downloaded schannel v0.1.19
[INFO] [stderr]   Downloaded adler v0.2.3
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[INFO] [stderr]   Downloaded slab v0.4.2
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[INFO] [stderr]   Downloaded cc v1.0.58
[INFO] [stderr]   Downloaded security-framework v0.4.4
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[INFO] [stderr]   Downloaded tokio-util v0.3.1
[INFO] [stderr]   Downloaded base64 v0.12.3
[INFO] [stderr]   Downloaded hyper v0.13.7
[INFO] [stderr]   Downloaded serde_urlencoded v0.6.1
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.8
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[INFO] [stderr]   Downloaded futures-sink v0.3.5
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[INFO] [stderr]   Downloaded wasm-bindgen v0.2.67
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[INFO] [stderr]   Downloaded socket2 v0.3.12
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[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.67
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[INFO] [stderr]   Downloaded matches v0.1.8
[INFO] [stderr]   Downloaded js-sys v0.3.44
[INFO] [stderr]   Downloaded http-body v0.3.1
[INFO] [stderr]   Downloaded httparse v1.3.4
[INFO] [stderr]   Downloaded openssl v0.10.30
[INFO] [stderr]   Downloaded winapi v0.2.8
[INFO] [stderr]   Downloaded url v2.1.1
[INFO] [stderr]   Downloaded unicode-segmentation v1.6.0
[INFO] [stderr]   Downloaded remove_dir_all v0.5.3
[INFO] [stderr]   Downloaded heck v0.3.1
[INFO] [stderr]   Downloaded tokio-tls v0.3.1
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[INFO] [stderr]   Downloaded pretty_env_logger v0.4.0
[INFO] [stderr]   Downloaded fnv v1.0.7
[INFO] [stderr]   Downloaded mio v0.6.22
[INFO] [stderr]   Downloaded num_cpus v1.13.0
[INFO] [stderr]   Downloaded tinyvec v0.3.3
[INFO] [stderr]   Downloaded pin-utils v0.1.0
[INFO] [stderr]   Downloaded proc-macro-error v1.0.4
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.3.3
[INFO] [stderr]   Downloaded web-sys v0.3.44
[INFO] [stderr]   Downloaded rand_hc v0.2.0
[INFO] [stderr]   Downloaded unicase v2.6.0
[INFO] [stderr]   Downloaded try-lock v0.2.3
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.67
[INFO] [stderr]   Downloaded proc-macro-error-attr v1.0.4
[INFO] [stderr]   Downloaded core-foundation v0.7.0
[INFO] [stderr]   Downloaded winapi-build v0.1.1
[INFO] [stderr]   Downloaded percent-encoding v2.1.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.15
[INFO] [stderr]   Downloaded core-foundation-sys v0.7.0
[INFO] [stderr]   Downloaded http v0.2.1
[INFO] [stderr]   Downloaded foreign-types-shared v0.1.1
[INFO] [stderr]   Downloaded serde_json v1.0.57
[INFO] [stderr]   Downloaded tokio v0.2.22
[INFO] [stderr]   Downloaded libc v0.2.74
[INFO] [stderr]   Downloaded syn v1.0.38
[INFO] [stderr]   Downloaded iovec v0.1.4
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[INFO] [stderr]   Downloaded redox_syscall v0.1.57
[INFO] [stderr]   Downloaded proc-macro2 v1.0.19
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[INFO] [stderr]   Downloaded rand_core v0.5.1
[INFO] [stderr]   Downloaded winreg v0.7.0
[INFO] [stderr]   Downloaded bumpalo v3.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9b388ecd8e503635cd688ce2984ed11a6c2b37ff80de03c9f898023f3c08974
[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" "b9b388ecd8e503635cd688ce2984ed11a6c2b37ff80de03c9f898023f3c08974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9b388ecd8e503635cd688ce2984ed11a6c2b37ff80de03c9f898023f3c08974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9b388ecd8e503635cd688ce2984ed11a6c2b37ff80de03c9f898023f3c08974", kill_on_drop: false }`
[INFO] [stdout] b9b388ecd8e503635cd688ce2984ed11a6c2b37ff80de03c9f898023f3c08974
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2d327e7679706b52558b44b94d6cdd8c3e8505cfa1b77fde330add8706879c7
[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" "c2d327e7679706b52558b44b94d6cdd8c3e8505cfa1b77fde330add8706879c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking tracing-core v0.1.14
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking encoding_rs v0.8.23
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.7
[INFO] [stderr]     Checking luxafor v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "c2d327e7679706b52558b44b94d6cdd8c3e8505cfa1b77fde330add8706879c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2d327e7679706b52558b44b94d6cdd8c3e8505cfa1b77fde330add8706879c7", kill_on_drop: false }`
[INFO] [stdout] c2d327e7679706b52558b44b94d6cdd8c3e8505cfa1b77fde330add8706879c7