[INFO] fetching crate string_cache 0.8.1...
[INFO] checking string_cache-0.8.1 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate string_cache 0.8.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate string_cache 0.8.1 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate string_cache 0.8.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate string_cache 0.8.1
[INFO] tweaked toml for crates.io crate string_cache 0.8.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate string_cache 0.8.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded siphasher v0.3.1
[INFO] [stderr]   Downloaded serde v1.0.98
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.3
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57b963992c46056d3d0265c1110dee15ec12b8c4809dc6be04433f89f208a972
[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" "57b963992c46056d3d0265c1110dee15ec12b8c4809dc6be04433f89f208a972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57b963992c46056d3d0265c1110dee15ec12b8c4809dc6be04433f89f208a972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57b963992c46056d3d0265c1110dee15ec12b8c4809dc6be04433f89f208a972", kill_on_drop: false }`
[INFO] [stdout] 57b963992c46056d3d0265c1110dee15ec12b8c4809dc6be04433f89f208a972
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b56bc849dd1abfcbcc84dbf89d92093154d2e2f505b0e94310f6da135705643c
[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" "b56bc849dd1abfcbcc84dbf89d92093154d2e2f505b0e94310f6da135705643c", kill_on_drop: false }`
[INFO] [stderr]     Checking siphasher v0.3.1
[INFO] [stderr]     Checking new_debug_unreachable v1.0.3
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking string_cache v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "b56bc849dd1abfcbcc84dbf89d92093154d2e2f505b0e94310f6da135705643c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b56bc849dd1abfcbcc84dbf89d92093154d2e2f505b0e94310f6da135705643c", kill_on_drop: false }`
[INFO] [stdout] b56bc849dd1abfcbcc84dbf89d92093154d2e2f505b0e94310f6da135705643c