[INFO] cloning repository https://github.com/shrkamat/app-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shrkamat/app-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshrkamat%2Fapp-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshrkamat%2Fapp-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97194e2ba0fe2d7e586765656c9e70a9b8e30718
[INFO] checking shrkamat/app-rs against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshrkamat%2Fapp-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shrkamat/app-rs on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shrkamat/app-rs
[INFO] finished tweaking git repo https://github.com/shrkamat/app-rs
[INFO] tweaked toml for git repo https://github.com/shrkamat/app-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/shrkamat/app-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--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 aws-smithy-json v0.34.1
[INFO] [stderr]   Downloaded aws-smithy-client v0.34.1
[INFO] [stderr]   Downloaded aws-types v0.4.1
[INFO] [stderr]   Downloaded aws-smithy-async v0.34.1
[INFO] [stderr]   Downloaded aws-smithy-query v0.34.1
[INFO] [stderr]   Downloaded aws-smithy-http-tower v0.34.1
[INFO] [stderr]   Downloaded aws-endpoint v0.4.1
[INFO] [stderr]   Downloaded aws-smithy-http v0.34.1
[INFO] [stderr]   Downloaded aws-smithy-types v0.34.1
[INFO] [stderr]   Downloaded aws-smithy-xml v0.34.1
[INFO] [stderr]   Downloaded aws-sdk-sts v0.4.1
[INFO] [stderr]   Downloaded aws-http v0.4.1
[INFO] [stderr]   Downloaded aws-config v0.4.1
[INFO] [stderr]   Downloaded aws-sdk-dynamodb v0.4.1
[INFO] [stderr]   Downloaded aws-sigv4 v0.4.1
[INFO] [stderr]   Downloaded aws-sig-auth v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64032760728c900ebbbf4f19267e5819d80b4fa09c8c1881f07f78e7fc53551a
[INFO] running `Command { std: "docker" "start" "-a" "64032760728c900ebbbf4f19267e5819d80b4fa09c8c1881f07f78e7fc53551a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64032760728c900ebbbf4f19267e5819d80b4fa09c8c1881f07f78e7fc53551a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64032760728c900ebbbf4f19267e5819d80b4fa09c8c1881f07f78e7fc53551a", kill_on_drop: false }`
[INFO] [stdout] 64032760728c900ebbbf4f19267e5819d80b4fa09c8c1881f07f78e7fc53551a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a89e8765b9be155772d3023ce5fe79cf55118334bf9c8686d8ca33cf9b992e2a
[INFO] running `Command { std: "docker" "start" "-a" "a89e8765b9be155772d3023ce5fe79cf55118334bf9c8686d8ca33cf9b992e2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking futures-sink v0.3.19
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking time v0.3.5
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]     Checking http v0.2.6
[INFO] [stderr]     Checking zeroize v1.4.3
[INFO] [stderr]     Checking bytes-utils v0.1.1
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]     Checking fastrand v1.6.0
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]     Checking urlencoding v1.3.3
[INFO] [stderr]     Checking xmlparser v0.13.3
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling aws-types v0.4.1
[INFO] [stderr]     Checking aws-smithy-types v0.34.1
[INFO] [stderr]     Checking aws-smithy-query v0.34.1
[INFO] [stderr]     Checking aws-smithy-json v0.34.1
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[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking ct-logs v0.8.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking rustls-native-certs v0.5.0
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.19
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking tokio v1.15.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking aws-smithy-xml v0.34.1
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking tokio-stream v0.1.8
[INFO] [stderr]     Checking tower v0.4.11
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
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[INFO] [stderr]     Checking h2 v0.3.10
[INFO] [stderr]     Checking hyper v0.14.16
[INFO] [stderr]     Checking aws-smithy-http v0.34.1
[INFO] [stderr]     Checking hyper-rustls v0.22.1
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.9
[INFO] [stderr]     Checking aws-smithy-http-tower v0.34.1
[INFO] [stderr]     Checking aws-sigv4 v0.4.1
[INFO] [stderr]     Checking aws-http v0.4.1
[INFO] [stderr]     Checking aws-endpoint v0.4.1
[INFO] [stderr]     Checking aws-smithy-client v0.34.1
[INFO] [stderr]     Checking aws-sig-auth v0.4.1
[INFO] [stderr]     Checking aws-sdk-sts v0.4.1
[INFO] [stderr]     Checking aws-sdk-dynamodb v0.4.1
[INFO] [stderr]     Checking aws-config v0.4.1
[INFO] [stderr]     Checking app-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `reqwest` is imported redundantly
[INFO] [stdout]  --> src/main.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use reqwest::{self, Error};
[INFO] [stdout]   |               ^^^^ the item `reqwest` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `reqwest` is imported redundantly
[INFO] [stdout]  --> src/main.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use reqwest::{self, Error};
[INFO] [stdout]   |               ^^^^ the item `reqwest` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.71s
[INFO] running `Command { std: "docker" "inspect" "a89e8765b9be155772d3023ce5fe79cf55118334bf9c8686d8ca33cf9b992e2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a89e8765b9be155772d3023ce5fe79cf55118334bf9c8686d8ca33cf9b992e2a", kill_on_drop: false }`
[INFO] [stdout] a89e8765b9be155772d3023ce5fe79cf55118334bf9c8686d8ca33cf9b992e2a