[INFO] cloning repository https://github.com/DmitryAstafyev/fiber.lib.rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DmitryAstafyev/fiber.lib.rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDmitryAstafyev%2Ffiber.lib.rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDmitryAstafyev%2Ffiber.lib.rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ada29ce23ba06c1919893e6b9df8977927942d0
[INFO] checking DmitryAstafyev/fiber.lib.rust against master#8a497b7181cad4ae66dbd6cc31042b69b6bd0df7 for pr-102474
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDmitryAstafyev%2Ffiber.lib.rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DmitryAstafyev/fiber.lib.rust on toolchain 8a497b7181cad4ae66dbd6cc31042b69b6bd0df7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DmitryAstafyev/fiber.lib.rust
[INFO] finished tweaking git repo https://github.com/DmitryAstafyev/fiber.lib.rust
[INFO] tweaked toml for git repo https://github.com/DmitryAstafyev/fiber.lib.rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/DmitryAstafyev/fiber.lib.rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-sink v0.3.18
[INFO] [stderr]   Downloaded futures-io v0.3.18
[INFO] [stderr]   Downloaded anyhow v1.0.48
[INFO] [stderr]   Downloaded futures v0.3.18
[INFO] [stderr]   Downloaded futures-macro v0.3.18
[INFO] [stderr]   Downloaded arc-swap v0.4.8
[INFO] [stderr]   Downloaded serde-value v0.7.0
[INFO] [stderr]   Downloaded ordered-float v2.8.0
[INFO] [stderr]   Downloaded futures-channel v0.3.18
[INFO] [stderr]   Downloaded log4rs v1.0.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 914bd18518933f28869129c0eb94fe119c18e7755c90bdeffdc9a7fcd2c9c783
[INFO] running `Command { std: "docker" "start" "-a" "914bd18518933f28869129c0eb94fe119c18e7755c90bdeffdc9a7fcd2c9c783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "914bd18518933f28869129c0eb94fe119c18e7755c90bdeffdc9a7fcd2c9c783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "914bd18518933f28869129c0eb94fe119c18e7755c90bdeffdc9a7fcd2c9c783", kill_on_drop: false }`
[INFO] [stdout] 914bd18518933f28869129c0eb94fe119c18e7755c90bdeffdc9a7fcd2c9c783
[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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 061a473c8c897351648b2e1f35a44806ba20e1e643811fa26ec5e9f45ff82ed1
[INFO] running `Command { std: "docker" "start" "-a" "061a473c8c897351648b2e1f35a44806ba20e1e643811fa26ec5e9f45ff82ed1", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]    Compiling futures-task v0.3.18
[INFO] [stderr]    Compiling futures-channel v0.3.18
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking futures-sink v0.3.18
[INFO] [stderr]    Compiling futures-util v0.3.18
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.18
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling anyhow v1.0.48
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking ordered-float v2.8.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking arc-swap v0.4.8
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling futures-macro v0.3.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking futures-executor v0.3.18
[INFO] [stderr]     Checking futures v0.3.18
[INFO] [stderr]     Checking serde_yaml v0.8.21
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking log4rs v1.0.0
[INFO] [stderr]     Checking clibri v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.31s
[INFO] running `Command { std: "docker" "inspect" "061a473c8c897351648b2e1f35a44806ba20e1e643811fa26ec5e9f45ff82ed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "061a473c8c897351648b2e1f35a44806ba20e1e643811fa26ec5e9f45ff82ed1", kill_on_drop: false }`
[INFO] [stdout] 061a473c8c897351648b2e1f35a44806ba20e1e643811fa26ec5e9f45ff82ed1