[INFO] fetching crate magic-regexp 0.2.0...
[INFO] checking magic-regexp-0.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate magic-regexp 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate magic-regexp 0.2.0
[INFO] finished tweaking crates.io crate magic-regexp 0.2.0
[INFO] tweaked toml for crates.io crate magic-regexp 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate magic-regexp 0.2.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8800870fef10ff1ac9e47d5f168dd8c76e232f739c2a39acde289b1eece5b0c0
[INFO] running `Command { std: "docker" "start" "-a" "8800870fef10ff1ac9e47d5f168dd8c76e232f739c2a39acde289b1eece5b0c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8800870fef10ff1ac9e47d5f168dd8c76e232f739c2a39acde289b1eece5b0c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8800870fef10ff1ac9e47d5f168dd8c76e232f739c2a39acde289b1eece5b0c0", kill_on_drop: false }`
[INFO] [stdout] 8800870fef10ff1ac9e47d5f168dd8c76e232f739c2a39acde289b1eece5b0c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89333a0d78b8d4e03b276fd621e38e97ebe0128ac7090d2a96ceaed829fcf892
[INFO] running `Command { std: "docker" "start" "-a" "89333a0d78b8d4e03b276fd621e38e97ebe0128ac7090d2a96ceaed829fcf892", kill_on_drop: false }`
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking magic-regexp v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/core/type.rs:182:34
[INFO] [stdout]     |
[INFO] [stdout] 182 |                   Type::Text(t) => Regex::new(ESCAPE_REPLACE_RE)
[INFO] [stdout]     |  __________________________________^
[INFO] [stdout] 183 | |                     .expect("Invalid replace_all regex")
[INFO] [stdout] 184 | |                     .replace_all(t, r"\$0").parse().unwrap()
[INFO] [stdout]     | |___________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `magic-regexp` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/core/type.rs:182:34
[INFO] [stdout]     |
[INFO] [stdout] 182 |                   Type::Text(t) => Regex::new(ESCAPE_REPLACE_RE)
[INFO] [stdout]     |  __________________________________^
[INFO] [stdout] 183 | |                     .expect("Invalid replace_all regex")
[INFO] [stdout] 184 | |                     .replace_all(t, r"\$0").parse().unwrap()
[INFO] [stdout]     | |___________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `magic-regexp` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "89333a0d78b8d4e03b276fd621e38e97ebe0128ac7090d2a96ceaed829fcf892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89333a0d78b8d4e03b276fd621e38e97ebe0128ac7090d2a96ceaed829fcf892", kill_on_drop: false }`
[INFO] [stdout] 89333a0d78b8d4e03b276fd621e38e97ebe0128ac7090d2a96ceaed829fcf892