[INFO] fetching crate guid 0.1.0...
[INFO] checking guid-0.1.0 against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] extracting crate guid 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate guid 0.1.0 on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate guid 0.1.0
[INFO] finished tweaking crates.io crate guid 0.1.0
[INFO] tweaked toml for crates.io crate guid 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "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] 4d2fac9d083059cb0a6e6c7e4f32d457230695c29bb949bd4773a8bf06e0b064
[INFO] running `Command { std: "docker" "start" "-a" "4d2fac9d083059cb0a6e6c7e4f32d457230695c29bb949bd4773a8bf06e0b064", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d2fac9d083059cb0a6e6c7e4f32d457230695c29bb949bd4773a8bf06e0b064", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d2fac9d083059cb0a6e6c7e4f32d457230695c29bb949bd4773a8bf06e0b064", kill_on_drop: false }`
[INFO] [stdout] 4d2fac9d083059cb0a6e6c7e4f32d457230695c29bb949bd4773a8bf06e0b064
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8e20f7bf20323c2fe9e14389472147d66727c9f2f1b7dfa25ffc524703193e4
[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" "f8e20f7bf20323c2fe9e14389472147d66727c9f2f1b7dfa25ffc524703193e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling debugtrace v0.1.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking debug-builders v0.1.0
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking either v0.1.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]     Checking backtrace v0.3.53
[INFO] [stderr]     Checking backtrace v0.1.8
[INFO] [stderr]     Checking chomp v0.3.1
[INFO] [stderr]     Checking guid-parser v0.1.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking guid v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.92s
[INFO] running `Command { std: "docker" "inspect" "f8e20f7bf20323c2fe9e14389472147d66727c9f2f1b7dfa25ffc524703193e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8e20f7bf20323c2fe9e14389472147d66727c9f2f1b7dfa25ffc524703193e4", kill_on_drop: false }`
[INFO] [stdout] f8e20f7bf20323c2fe9e14389472147d66727c9f2f1b7dfa25ffc524703193e4