[INFO] fetching crate cursed_strings 0.1.1...
[INFO] checking cursed_strings-0.1.1 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4
[INFO] extracting crate cursed_strings 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate cursed_strings 0.1.1 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cursed_strings 0.1.1
[INFO] finished tweaking crates.io crate cursed_strings 0.1.1
[INFO] tweaked toml for crates.io crate cursed_strings 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 027301d3e8685b40aa6912a7933c759473b1c19af2bb9eea574aa4adec21e373
[INFO] running `Command { std: "docker" "start" "-a" "027301d3e8685b40aa6912a7933c759473b1c19af2bb9eea574aa4adec21e373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "027301d3e8685b40aa6912a7933c759473b1c19af2bb9eea574aa4adec21e373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "027301d3e8685b40aa6912a7933c759473b1c19af2bb9eea574aa4adec21e373", kill_on_drop: false }`
[INFO] [stdout] 027301d3e8685b40aa6912a7933c759473b1c19af2bb9eea574aa4adec21e373
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41999c9c00c1f6bb0d49315795d5b35924ebf7e130a5a6c89bec6b8f66a52ea3
[INFO] running `Command { std: "docker" "start" "-a" "41999c9c00c1f6bb0d49315795d5b35924ebf7e130a5a6c89bec6b8f66a52ea3", kill_on_drop: false }`
[INFO] [stderr]     Checking cursed_strings v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0133]: call to unsafe function `next_code_point` is unsafe and requires unsafe function or block
[INFO] [stdout]   --> src/chars.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         next_code_point(&mut self.iter).map(|ch| {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0133]: call to unsafe function `next_code_point` is unsafe and requires unsafe function or block
[INFO] [stdout]   --> src/chars.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         next_code_point(&mut self.iter).map(|ch| {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cursed_strings` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `cursed_strings` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "41999c9c00c1f6bb0d49315795d5b35924ebf7e130a5a6c89bec6b8f66a52ea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41999c9c00c1f6bb0d49315795d5b35924ebf7e130a5a6c89bec6b8f66a52ea3", kill_on_drop: false }`
[INFO] [stdout] 41999c9c00c1f6bb0d49315795d5b35924ebf7e130a5a6c89bec6b8f66a52ea3
[INFO] checking cursed_strings-0.1.1 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-4
[INFO] extracting crate cursed_strings 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate cursed_strings 0.1.1 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cursed_strings 0.1.1
[INFO] finished tweaking crates.io crate cursed_strings 0.1.1
[INFO] tweaked toml for crates.io crate cursed_strings 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c4e8bbc7fd2b26bd50a249c5aa29cfbc7bb31dc56f8799132f68db88ccb807a
[INFO] running `Command { std: "docker" "start" "-a" "4c4e8bbc7fd2b26bd50a249c5aa29cfbc7bb31dc56f8799132f68db88ccb807a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c4e8bbc7fd2b26bd50a249c5aa29cfbc7bb31dc56f8799132f68db88ccb807a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c4e8bbc7fd2b26bd50a249c5aa29cfbc7bb31dc56f8799132f68db88ccb807a", kill_on_drop: false }`
[INFO] [stdout] 4c4e8bbc7fd2b26bd50a249c5aa29cfbc7bb31dc56f8799132f68db88ccb807a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5c1e90edd4ccc561c1b3f37144d31323df98883a955e4cead86125da6c48a7d
[INFO] running `Command { std: "docker" "start" "-a" "a5c1e90edd4ccc561c1b3f37144d31323df98883a955e4cead86125da6c48a7d", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "a5c1e90edd4ccc561c1b3f37144d31323df98883a955e4cead86125da6c48a7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5c1e90edd4ccc561c1b3f37144d31323df98883a955e4cead86125da6c48a7d", kill_on_drop: false }`
[INFO] [stdout] a5c1e90edd4ccc561c1b3f37144d31323df98883a955e4cead86125da6c48a7d