[INFO] cloning repository https://github.com/provotum/client-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/provotum/client-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprovotum%2Fclient-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprovotum%2Fclient-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b307bd06e456880bef72c775596ca7e27a52e2c7
[INFO] checking provotum/client-rs against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprovotum%2Fclient-rs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/provotum/client-rs 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 git repo https://github.com/provotum/client-rs
[INFO] finished tweaking git repo https://github.com/provotum/client-rs
[INFO] tweaked toml for git repo https://github.com/provotum/client-rs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/provotum/client-rs 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]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-executor v0.1.4
[INFO] [stderr]   Downloaded proc-macro2 v0.4.16
[INFO] [stderr]   Downloaded mio-uds v0.6.6
[INFO] [stderr]   Downloaded tokio-reactor v0.1.5
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.6
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.1
[INFO] [stderr]   Downloaded lock_api v0.1.3
[INFO] [stderr]   Downloaded log v0.4.4
[INFO] [stderr]   Downloaded serde_derive v1.0.76
[INFO] [stderr]   Downloaded serde v1.0.76
[INFO] [stderr]   Downloaded parking_lot_core v0.3.0
[INFO] [stderr]   Downloaded tokio-io v0.1.8
[INFO] [stderr]   Downloaded tokio-uds v0.2.1
[INFO] [stderr]   Downloaded tokio-timer v0.2.6
[INFO] [stderr]   Downloaded tokio v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] b184b79a26d493f01ea3a98a79dedd83c9e6a83d3123d95fd58ec1432aaf3ee4
[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" "b184b79a26d493f01ea3a98a79dedd83c9e6a83d3123d95fd58ec1432aaf3ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b184b79a26d493f01ea3a98a79dedd83c9e6a83d3123d95fd58ec1432aaf3ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b184b79a26d493f01ea3a98a79dedd83c9e6a83d3123d95fd58ec1432aaf3ee4", kill_on_drop: false }`
[INFO] [stdout] b184b79a26d493f01ea3a98a79dedd83c9e6a83d3123d95fd58ec1432aaf3ee4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 4c4cc2b31f5aa0cde379a35f7a5d7e22c7d4a023049335b04190bdb1ffabfcb8
[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" "4c4cc2b31f5aa0cde379a35f7a5d7e22c7d4a023049335b04190bdb1ffabfcb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling serde v1.0.76
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.16
[INFO] [stderr]    Compiling regex v1.0.4
[INFO] [stderr]     Checking termcolor v1.0.3
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking log v0.4.4
[INFO] [stderr]     Checking tokio-executor v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking lock_api v0.1.3
[INFO] [stderr]     Checking bytes v0.4.9
[INFO] [stderr]     Checking tokio-current-thread v0.1.1
[INFO] [stderr]     Checking tokio-timer v0.2.6
[INFO] [stderr]     Checking mio v0.6.15
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking parking_lot_core v0.3.0
[INFO] [stderr]     Checking tokio-io v0.1.8
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking uuid v0.4.0
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking mio-uds v0.6.6
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking crossbeam-deque v0.6.1
[INFO] [stderr]     Checking tokio-reactor v0.1.5
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking tokio-threadpool v0.1.6
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking tokio-uds v0.2.1
[INFO] [stderr]     Checking tokio-tcp v0.1.1
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking tokio-fs v0.1.3
[INFO] [stderr]     Checking tokio v0.1.8
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking pretty_env_logger v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.76
[INFO] [stderr]     Checking num-bigint v0.2.0
[INFO] [stderr]     Checking num-complex v0.2.0
[INFO] [stderr]     Checking serde_json v1.0.26
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking crypto-rs v0.1.2 (https://github.com/provotum/crypto-rs#3f284c3e)
[INFO] [stderr]     Checking node_rs v0.2.1 (https://github.com/provotum/node-rs#17c7ff8b)
[INFO] [stderr]     Checking client_rs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.23s
[INFO] running `Command { std: "docker" "inspect" "4c4cc2b31f5aa0cde379a35f7a5d7e22c7d4a023049335b04190bdb1ffabfcb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c4cc2b31f5aa0cde379a35f7a5d7e22c7d4a023049335b04190bdb1ffabfcb8", kill_on_drop: false }`
[INFO] [stdout] 4c4cc2b31f5aa0cde379a35f7a5d7e22c7d4a023049335b04190bdb1ffabfcb8