[INFO] fetching crate iota-lib-rs 0.4.1...
[INFO] checking iota-lib-rs-0.4.1 against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104
[INFO] extracting crate iota-lib-rs 0.4.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate iota-lib-rs 0.4.1 on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iota-lib-rs 0.4.1
[INFO] finished tweaking crates.io crate iota-lib-rs 0.4.1
[INFO] tweaked toml for crates.io crate iota-lib-rs 0.4.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded iota-pow v0.2.1
[INFO] [stderr]   Downloaded iota-signing v0.2.1
[INFO] [stderr]   Downloaded iota-utils v0.2.1
[INFO] [stderr]   Downloaded iota-client v0.3.0
[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" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fab3d9e7cb01183ccd46a6a953e3f04a9baca8938066f8c454fae8dce467c3e3
[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" "fab3d9e7cb01183ccd46a6a953e3f04a9baca8938066f8c454fae8dce467c3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fab3d9e7cb01183ccd46a6a953e3f04a9baca8938066f8c454fae8dce467c3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fab3d9e7cb01183ccd46a6a953e3f04a9baca8938066f8c454fae8dce467c3e3", kill_on_drop: false }`
[INFO] [stdout] fab3d9e7cb01183ccd46a6a953e3f04a9baca8938066f8c454fae8dce467c3e3
[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" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aca0070ebdd0cb29e24c4e1f4b28c36c46a03ed5055bb85c0cf068d0258ebc1b
[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" "aca0070ebdd0cb29e24c4e1f4b28c36c46a03ed5055bb85c0cf068d0258ebc1b", kill_on_drop: false }`
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking iota-constants v0.2.1
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking encoding_rs v0.8.24
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking openssl v0.10.30
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking iota-conversion v0.3.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking iota-crypto v0.3.0
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking iota-pow v0.2.1
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking iota-model v0.3.0
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking iota-validation v0.2.1
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking iota-signing v0.2.1
[INFO] [stderr]     Checking iota-utils v0.2.1
[INFO] [stderr]     Checking iota-client v0.3.0
[INFO] [stderr]     Checking iota-lib-rs v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.23s
[INFO] running `Command { std: "docker" "inspect" "aca0070ebdd0cb29e24c4e1f4b28c36c46a03ed5055bb85c0cf068d0258ebc1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aca0070ebdd0cb29e24c4e1f4b28c36c46a03ed5055bb85c0cf068d0258ebc1b", kill_on_drop: false }`
[INFO] [stdout] aca0070ebdd0cb29e24c4e1f4b28c36c46a03ed5055bb85c0cf068d0258ebc1b