[INFO] fetching crate friendlyid 0.3.0...
[INFO] checking friendlyid-0.3.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate friendlyid 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate friendlyid 0.3.0 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 crates.io crate friendlyid 0.3.0
[INFO] finished tweaking crates.io crate friendlyid 0.3.0
[INFO] tweaked toml for crates.io crate friendlyid 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate friendlyid 0.3.0 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uuid v0.8.1
[INFO] [stderr]   Downloaded synstructure v0.12.4
[INFO] [stderr]   Downloaded friendly_id v0.3.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.20
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.9
[INFO] [stderr]   Downloaded hermit-abi v0.1.15
[INFO] [stderr]   Downloaded getrandom v0.1.14
[INFO] [stderr]   Downloaded rustc-demangle v0.1.16
[INFO] [stderr]   Downloaded addr2line v0.13.0
[INFO] [stderr]   Downloaded miniz_oxide v0.4.1
[INFO] [stderr]   Downloaded backtrace v0.3.50
[INFO] [stderr]   Downloaded object v0.20.0
[INFO] [stderr]   Downloaded syn v1.0.40
[INFO] [stderr]   Downloaded libc v0.2.76
[INFO] [stderr]   Downloaded gimli v0.22.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 819f98fa84e42df0d3c559aafdcbf0cea9f62cd654e0e4f15685103b0d8907aa
[INFO] running `Command { std: "docker" "start" "-a" "819f98fa84e42df0d3c559aafdcbf0cea9f62cd654e0e4f15685103b0d8907aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "819f98fa84e42df0d3c559aafdcbf0cea9f62cd654e0e4f15685103b0d8907aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "819f98fa84e42df0d3c559aafdcbf0cea9f62cd654e0e4f15685103b0d8907aa", kill_on_drop: false }`
[INFO] [stdout] 819f98fa84e42df0d3c559aafdcbf0cea9f62cd654e0e4f15685103b0d8907aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5a407754a66e17641ff84d0f10dbe172c4a2762ee3f4c3b80e0778ee373774c2
[INFO] running `Command { std: "docker" "start" "-a" "5a407754a66e17641ff84d0f10dbe172c4a2762ee3f4c3b80e0778ee373774c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking miniz_oxide v0.4.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking friendly_id v0.3.0
[INFO] [stderr]     Checking friendlyid v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `friendly_id` is imported redundantly
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use friendly_id;
[INFO] [stdout]   |     ^^^^^^^^^^^ the item `friendly_id` 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 `friendly_id` is imported redundantly
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use friendly_id;
[INFO] [stdout]   |     ^^^^^^^^^^^ the item `friendly_id` 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 6.69s
[INFO] running `Command { std: "docker" "inspect" "5a407754a66e17641ff84d0f10dbe172c4a2762ee3f4c3b80e0778ee373774c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a407754a66e17641ff84d0f10dbe172c4a2762ee3f4c3b80e0778ee373774c2", kill_on_drop: false }`
[INFO] [stdout] 5a407754a66e17641ff84d0f10dbe172c4a2762ee3f4c3b80e0778ee373774c2