[INFO] fetching crate rocket-cache-response 0.5.5...
[INFO] checking rocket-cache-response-0.5.5 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate rocket-cache-response 0.5.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rocket-cache-response 0.5.5 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rocket-cache-response 0.5.5
[INFO] finished tweaking crates.io crate rocket-cache-response 0.5.5
[INFO] tweaked toml for crates.io crate rocket-cache-response 0.5.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate rocket-cache-response 0.5.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ad68dc934314b3aaa16f07c0e9200838c2b11147ce0286d35bf7556f9b46b08
[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" "7ad68dc934314b3aaa16f07c0e9200838c2b11147ce0286d35bf7556f9b46b08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ad68dc934314b3aaa16f07c0e9200838c2b11147ce0286d35bf7556f9b46b08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ad68dc934314b3aaa16f07c0e9200838c2b11147ce0286d35bf7556f9b46b08", kill_on_drop: false }`
[INFO] [stdout] 7ad68dc934314b3aaa16f07c0e9200838c2b11147ce0286d35bf7556f9b46b08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] 87f6785470aa79ef2551eccf7bca6e73bb8aab5a97b02eef28e52f634a0bbab1
[INFO] running `Command { std: "docker" "start" "-a" "87f6785470aa79ef2551eccf7bca6e73bb8aab5a97b02eef28e52f634a0bbab1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking cookie v0.11.3
[INFO] [stderr]     Checking rocket_http v0.4.5
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling rocket_codegen v0.4.5
[INFO] [stderr]     Checking rocket v0.4.5
[INFO] [stderr]     Checking rocket-cache-response v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "87f6785470aa79ef2551eccf7bca6e73bb8aab5a97b02eef28e52f634a0bbab1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87f6785470aa79ef2551eccf7bca6e73bb8aab5a97b02eef28e52f634a0bbab1", kill_on_drop: false }`
[INFO] [stdout] 87f6785470aa79ef2551eccf7bca6e73bb8aab5a97b02eef28e52f634a0bbab1