[INFO] cloning repository https://github.com/svmk/simple-text-pattern
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/svmk/simple-text-pattern" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvmk%2Fsimple-text-pattern", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvmk%2Fsimple-text-pattern'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53ecf0800659a814f5bde1e134ae8e99ae363ffa
[INFO] checking svmk/simple-text-pattern against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvmk%2Fsimple-text-pattern" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/svmk/simple-text-pattern on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/svmk/simple-text-pattern
[INFO] finished tweaking git repo https://github.com/svmk/simple-text-pattern
[INFO] tweaked toml for git repo https://github.com/svmk/simple-text-pattern written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/svmk/simple-text-pattern 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44a3b64b6ae6d4be6de2c40af86c5b5eac0a572d372c25f290338b778906ae3b
[INFO] running `Command { std: "docker" "start" "-a" "44a3b64b6ae6d4be6de2c40af86c5b5eac0a572d372c25f290338b778906ae3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44a3b64b6ae6d4be6de2c40af86c5b5eac0a572d372c25f290338b778906ae3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44a3b64b6ae6d4be6de2c40af86c5b5eac0a572d372c25f290338b778906ae3b", kill_on_drop: false }`
[INFO] [stdout] 44a3b64b6ae6d4be6de2c40af86c5b5eac0a572d372c25f290338b778906ae3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 862c689ff02f48aa246eaf593c9fba992c021d124e7b7c1b15bbebb98c44b3a2
[INFO] running `Command { std: "docker" "start" "-a" "862c689ff02f48aa246eaf593c9fba992c021d124e7b7c1b15bbebb98c44b3a2", kill_on_drop: false }`
[INFO] [stderr]     Checking simple-text-pattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "862c689ff02f48aa246eaf593c9fba992c021d124e7b7c1b15bbebb98c44b3a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "862c689ff02f48aa246eaf593c9fba992c021d124e7b7c1b15bbebb98c44b3a2", kill_on_drop: false }`
[INFO] [stdout] 862c689ff02f48aa246eaf593c9fba992c021d124e7b7c1b15bbebb98c44b3a2
[INFO] checking svmk/simple-text-pattern against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvmk%2Fsimple-text-pattern" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/svmk/simple-text-pattern on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/svmk/simple-text-pattern
[INFO] finished tweaking git repo https://github.com/svmk/simple-text-pattern
[INFO] tweaked toml for git repo https://github.com/svmk/simple-text-pattern written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/svmk/simple-text-pattern 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2ac366d0039d153d10aac00608ad4f7001f0962c6e95b3068edbf3bbe4646e1
[INFO] running `Command { std: "docker" "start" "-a" "b2ac366d0039d153d10aac00608ad4f7001f0962c6e95b3068edbf3bbe4646e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2ac366d0039d153d10aac00608ad4f7001f0962c6e95b3068edbf3bbe4646e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2ac366d0039d153d10aac00608ad4f7001f0962c6e95b3068edbf3bbe4646e1", kill_on_drop: false }`
[INFO] [stdout] b2ac366d0039d153d10aac00608ad4f7001f0962c6e95b3068edbf3bbe4646e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f5f358e06dced5788d3b6e2e4b645e628ff90bcc72fabc320c1cf4494daaac5
[INFO] running `Command { std: "docker" "start" "-a" "8f5f358e06dced5788d3b6e2e4b645e628ff90bcc72fabc320c1cf4494daaac5", kill_on_drop: false }`
[INFO] [stderr]     Checking simple-text-pattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/token.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | /         match self {
[INFO] [stdout] 26 | |             &mut Token::Text(ref mut text) => {
[INFO] [stdout] 27 | |                 text.push(ch);
[INFO] [stdout] 28 | |                 return Ok(());
[INFO] [stdout] ...  |
[INFO] [stdout] 32 | |             },
[INFO] [stdout] 33 | |         };
[INFO] [stdout]    | |_________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/token.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | /         match self {
[INFO] [stdout] 26 | |             &mut Token::Text(ref mut text) => {
[INFO] [stdout] 27 | |                 text.push(ch);
[INFO] [stdout] 28 | |                 return Ok(());
[INFO] [stdout] ...  |
[INFO] [stdout] 32 | |             },
[INFO] [stdout] 33 | |         };
[INFO] [stdout]    | |_________^ cannot infer type
[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 E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simple-text-pattern` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simple-text-pattern` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "8f5f358e06dced5788d3b6e2e4b645e628ff90bcc72fabc320c1cf4494daaac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f5f358e06dced5788d3b6e2e4b645e628ff90bcc72fabc320c1cf4494daaac5", kill_on_drop: false }`
[INFO] [stdout] 8f5f358e06dced5788d3b6e2e4b645e628ff90bcc72fabc320c1cf4494daaac5