[INFO] fetching crate hub_fetch 0.1.1...
[INFO] checking hub_fetch-0.1.1 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate hub_fetch 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate hub_fetch 0.1.1 on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hub_fetch 0.1.1
[INFO] finished tweaking crates.io crate hub_fetch 0.1.1
[INFO] tweaked toml for crates.io crate hub_fetch 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate hub_fetch 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded console v0.9.1
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 959690dd03df6b6115c3df86fe084d8f611af11d10204a5dcc61629e1da64201
[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" "959690dd03df6b6115c3df86fe084d8f611af11d10204a5dcc61629e1da64201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "959690dd03df6b6115c3df86fe084d8f611af11d10204a5dcc61629e1da64201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "959690dd03df6b6115c3df86fe084d8f611af11d10204a5dcc61629e1da64201", kill_on_drop: false }`
[INFO] [stdout] 959690dd03df6b6115c3df86fe084d8f611af11d10204a5dcc61629e1da64201
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6e80fa2a3dd327e6a3f35969e2f37fda4fac3f96e565d5daece6a23fe4826c6
[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" "e6e80fa2a3dd327e6a3f35969e2f37fda4fac3f96e565d5daece6a23fe4826c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking encoding_rs v0.8.22
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.45
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking backtrace v0.3.42
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tokio v0.2.10
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking console v0.9.1
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking indicatif v0.13.0
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking hyper v0.13.1
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.1
[INFO] [stderr]     Checking hub_fetch v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.90s
[INFO] running `Command { std: "docker" "inspect" "e6e80fa2a3dd327e6a3f35969e2f37fda4fac3f96e565d5daece6a23fe4826c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6e80fa2a3dd327e6a3f35969e2f37fda4fac3f96e565d5daece6a23fe4826c6", kill_on_drop: false }`
[INFO] [stdout] e6e80fa2a3dd327e6a3f35969e2f37fda4fac3f96e565d5daece6a23fe4826c6