[INFO] fetching crate echor 1.0.0...
[INFO] checking echor-1.0.0 against try#075992eda207e1647b699c8c8ada67b32ce7b115 for pr-77271
[INFO] extracting crate echor 1.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate echor 1.0.0 on toolchain 075992eda207e1647b699c8c8ada67b32ce7b115
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate echor 1.0.0
[INFO] finished tweaking crates.io crate echor 1.0.0
[INFO] tweaked toml for crates.io crate echor 1.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate echor 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded router v0.6.0
[INFO] [stderr]   Downloaded iron v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+075992eda207e1647b699c8c8ada67b32ce7b115" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52fc94fb850f2b7d302642b05439ac9eceb8d58f8b2bfe89e6d0739e3155d5a5
[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" "52fc94fb850f2b7d302642b05439ac9eceb8d58f8b2bfe89e6d0739e3155d5a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52fc94fb850f2b7d302642b05439ac9eceb8d58f8b2bfe89e6d0739e3155d5a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52fc94fb850f2b7d302642b05439ac9eceb8d58f8b2bfe89e6d0739e3155d5a5", kill_on_drop: false }`
[INFO] [stdout] 52fc94fb850f2b7d302642b05439ac9eceb8d58f8b2bfe89e6d0739e3155d5a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+075992eda207e1647b699c8c8ada67b32ce7b115" "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] ef85e0977a9f9ee33300e09c7ed45d5dc78db61a05e8176b5cf37babfa2998cf
[INFO] running `Command { std: "docker" "start" "-a" "ef85e0977a9f9ee33300e09c7ed45d5dc78db61a05e8176b5cf37babfa2998cf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking smallvec v1.3.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking route-recognizer v0.1.13
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking iron v0.6.1
[INFO] [stderr]     Checking router v0.6.0
[INFO] [stderr]     Checking echor v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.00s
[INFO] running `Command { std: "docker" "inspect" "ef85e0977a9f9ee33300e09c7ed45d5dc78db61a05e8176b5cf37babfa2998cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef85e0977a9f9ee33300e09c7ed45d5dc78db61a05e8176b5cf37babfa2998cf", kill_on_drop: false }`
[INFO] [stdout] ef85e0977a9f9ee33300e09c7ed45d5dc78db61a05e8176b5cf37babfa2998cf