[INFO] cloning repository https://github.com/vim-zz/swordfish-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vim-zz/swordfish-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvim-zz%2Fswordfish-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvim-zz%2Fswordfish-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] abe092fc12e89ea6fe665f358acf86d342fcb856
[INFO] checking vim-zz/swordfish-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%2Fvim-zz%2Fswordfish-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vim-zz/swordfish-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/vim-zz/swordfish-rs
[INFO] finished tweaking git repo https://github.com/vim-zz/swordfish-rs
[INFO] tweaked toml for git repo https://github.com/vim-zz/swordfish-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/vim-zz/swordfish-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]      Locking 1 package
[INFO] [stderr]     Updating swordfish-rs v0.5.2 (/workspace/builds/worker-0-tc1/source) -> v0.6.0
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_yaml v0.9.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e51c11f51f9822eaf5e71329206e4fe3abd40e66d8542b91ccf50dee14b0ce27
[INFO] running `Command { std: "docker" "start" "-a" "e51c11f51f9822eaf5e71329206e4fe3abd40e66d8542b91ccf50dee14b0ce27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e51c11f51f9822eaf5e71329206e4fe3abd40e66d8542b91ccf50dee14b0ce27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e51c11f51f9822eaf5e71329206e4fe3abd40e66d8542b91ccf50dee14b0ce27", kill_on_drop: false }`
[INFO] [stdout] e51c11f51f9822eaf5e71329206e4fe3abd40e66d8542b91ccf50dee14b0ce27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d3a95aba8b35b6e4e2f6f1171d402b347f9c56da9754657bc704da2879b175cb
[INFO] running `Command { std: "docker" "start" "-a" "d3a95aba8b35b6e4e2f6f1171d402b347f9c56da9754657bc704da2879b175cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling anyhow v1.0.64
[INFO] [stderr]     Checking unsafe-libyaml v0.2.2
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]    Compiling enum_dispatch v0.3.8
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking shellwords v1.1.0
[INFO] [stderr]     Checking clap v3.2.20
[INFO] [stderr]     Checking serde_yaml v0.9.11
[INFO] [stderr]     Checking swordfish-rs v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `swordfishlib` is imported redundantly
[INFO] [stdout]  --> tests/screenplay.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use swordfishlib;
[INFO] [stdout]   |     ^^^^^^^^^^^^ the item `swordfishlib` 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 `swordfishlib` is imported redundantly
[INFO] [stdout]  --> examples/set_title.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use swordfishlib;
[INFO] [stdout]   |     ^^^^^^^^^^^^ the item `swordfishlib` 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 `swordfishlib` is imported redundantly
[INFO] [stdout]  --> examples/intro.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use swordfishlib;
[INFO] [stdout]   |     ^^^^^^^^^^^^ the item `swordfishlib` 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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.39s
[INFO] running `Command { std: "docker" "inspect" "d3a95aba8b35b6e4e2f6f1171d402b347f9c56da9754657bc704da2879b175cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3a95aba8b35b6e4e2f6f1171d402b347f9c56da9754657bc704da2879b175cb", kill_on_drop: false }`
[INFO] [stdout] d3a95aba8b35b6e4e2f6f1171d402b347f9c56da9754657bc704da2879b175cb