[INFO] cloning repository https://github.com/zjp-CN/hello-syn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zjp-CN/hello-syn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzjp-CN%2Fhello-syn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzjp-CN%2Fhello-syn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2866e59da41fa94948425050c1c1bd8b29c8ca9
[INFO] testing zjp-CN/hello-syn against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzjp-CN%2Fhello-syn" "/workspace/builds/worker-65/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-65/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zjp-CN/hello-syn on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zjp-CN/hello-syn
[INFO] finished tweaking git repo https://github.com/zjp-CN/hello-syn
[INFO] tweaked toml for git repo https://github.com/zjp-CN/hello-syn written to /workspace/builds/worker-65/source/Cargo.toml
[INFO] crate git repo https://github.com/zjp-CN/hello-syn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aca184b6149604ed60d754186e31b7921e9926f2505d614ec4704924e7e4ce89
[INFO] running `Command { std: "docker" "start" "-a" "aca184b6149604ed60d754186e31b7921e9926f2505d614ec4704924e7e4ce89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aca184b6149604ed60d754186e31b7921e9926f2505d614ec4704924e7e4ce89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aca184b6149604ed60d754186e31b7921e9926f2505d614ec4704924e7e4ce89", kill_on_drop: false }`
[INFO] [stdout] aca184b6149604ed60d754186e31b7921e9926f2505d614ec4704924e7e4ce89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab12470b9ea24f0b2caa66d0c2ffd2278b01c350699927a6d14b99adaa8da586
[INFO] running `Command { std: "docker" "start" "-a" "ab12470b9ea24f0b2caa66d0c2ffd2278b01c350699927a6d14b99adaa8da586", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling hello-impl v0.1.0 (/opt/rustwide/workdir/hello-impl)
[INFO] [stderr]    Compiling hello-syn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] [hello-impl/src/lib.rs:36] &tokens = TokenStream [
[INFO] [stderr]     Ident {
[INFO] [stderr]         ident: "let",
[INFO] [stderr]         span: #0 bytes(114..117),
[INFO] [stderr]     },
[INFO] [stderr]     Ident {
[INFO] [stderr]         ident: "_failed",
[INFO] [stderr]         span: #0 bytes(118..125),
[INFO] [stderr]     },
[INFO] [stderr]     Punct {
[INFO] [stderr]         ch: '=',
[INFO] [stderr]         spacing: Alone,
[INFO] [stderr]         span: #0 bytes(126..127),
[INFO] [stderr]     },
[INFO] [stderr]     Literal {
[INFO] [stderr]         kind: Integer,
[INFO] [stderr]         symbol: "0",
[INFO] [stderr]         suffix: None,
[INFO] [stderr]         span: #0 bytes(128..129),
[INFO] [stderr]     },
[INFO] [stderr]     Punct {
[INFO] [stderr]         ch: ';',
[INFO] [stderr]         spacing: Alone,
[INFO] [stderr]         span: #0 bytes(129..130),
[INFO] [stderr]     },
[INFO] [stderr] ]
[INFO] [stdout] error: unexpected token
[INFO] [stdout]  --> src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let _failed = 0;
[INFO] [stdout]   |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hello-syn` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ab12470b9ea24f0b2caa66d0c2ffd2278b01c350699927a6d14b99adaa8da586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab12470b9ea24f0b2caa66d0c2ffd2278b01c350699927a6d14b99adaa8da586", kill_on_drop: false }`
[INFO] [stdout] ab12470b9ea24f0b2caa66d0c2ffd2278b01c350699927a6d14b99adaa8da586