[INFO] fetching crate simple_redis 0.5.1...
[INFO] checking simple_redis-0.5.1 against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] extracting crate simple_redis 0.5.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate simple_redis 0.5.1 on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple_redis 0.5.1
[INFO] finished tweaking crates.io crate simple_redis 0.5.1
[INFO] tweaked toml for crates.io crate simple_redis 0.5.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate simple_redis 0.5.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "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] cf55e240fa2dd7d73eb4f30c258c44f9bd50ec337b947b2a098691007137a7b1
[INFO] running `Command { std: "docker" "start" "-a" "cf55e240fa2dd7d73eb4f30c258c44f9bd50ec337b947b2a098691007137a7b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf55e240fa2dd7d73eb4f30c258c44f9bd50ec337b947b2a098691007137a7b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf55e240fa2dd7d73eb4f30c258c44f9bd50ec337b947b2a098691007137a7b1", kill_on_drop: false }`
[INFO] [stdout] cf55e240fa2dd7d73eb4f30c258c44f9bd50ec337b947b2a098691007137a7b1
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebab505cbe9881bcc78ce35375b588ac4e7f26a9a126c3f5f88eadd65b008af4
[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" "ebab505cbe9881bcc78ce35375b588ac4e7f26a9a126c3f5f88eadd65b008af4", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling fsio v0.1.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling nias v0.5.0
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking combine v4.1.0
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling envmnt v0.8.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking ci_info v0.10.1
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]    Compiling rusty-hook v0.11.1
[INFO] [stderr]     Checking redis v0.16.0
[INFO] [stderr]     Checking simple_redis v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.30s
[INFO] running `Command { std: "docker" "inspect" "ebab505cbe9881bcc78ce35375b588ac4e7f26a9a126c3f5f88eadd65b008af4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebab505cbe9881bcc78ce35375b588ac4e7f26a9a126c3f5f88eadd65b008af4", kill_on_drop: false }`
[INFO] [stdout] ebab505cbe9881bcc78ce35375b588ac4e7f26a9a126c3f5f88eadd65b008af4