[INFO] cloning repository https://github.com/xNyaDev/ffmusicsync
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xNyaDev/ffmusicsync" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FxNyaDev%2Fffmusicsync", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FxNyaDev%2Fffmusicsync'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ab468059fc7aa914c11637ddcb43269f259e0ec
[INFO] checking xNyaDev/ffmusicsync against try#9e1116444e23dde580a35d0bf5bbb46c1ce9ce25 for pr-107620
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FxNyaDev%2Fffmusicsync" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xNyaDev/ffmusicsync on toolchain 9e1116444e23dde580a35d0bf5bbb46c1ce9ce25
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e1116444e23dde580a35d0bf5bbb46c1ce9ce25" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xNyaDev/ffmusicsync
[INFO] finished tweaking git repo https://github.com/xNyaDev/ffmusicsync
[INFO] tweaked toml for git repo https://github.com/xNyaDev/ffmusicsync written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/xNyaDev/ffmusicsync 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" "+9e1116444e23dde580a35d0bf5bbb46c1ce9ce25" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9e1116444e23dde580a35d0bf5bbb46c1ce9ce25" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b546dab1a3f6f2c42e3e2d9bb3109fe5f836aca0bb0728c3f14b271c3f1955b7
[INFO] running `Command { std: "docker" "start" "-a" "b546dab1a3f6f2c42e3e2d9bb3109fe5f836aca0bb0728c3f14b271c3f1955b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b546dab1a3f6f2c42e3e2d9bb3109fe5f836aca0bb0728c3f14b271c3f1955b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b546dab1a3f6f2c42e3e2d9bb3109fe5f836aca0bb0728c3f14b271c3f1955b7", kill_on_drop: false }`
[INFO] [stdout] b546dab1a3f6f2c42e3e2d9bb3109fe5f836aca0bb0728c3f14b271c3f1955b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9e1116444e23dde580a35d0bf5bbb46c1ce9ce25" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84cff254b41528dc9c6bb79863e50488b89118eeee3f98a60e2dfaa6278d19ac
[INFO] running `Command { std: "docker" "start" "-a" "84cff254b41528dc9c6bb79863e50488b89118eeee3f98a60e2dfaa6278d19ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.94
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking os_str_bytes v6.0.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking ogg_pager v0.3.2
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]     Checking zeroize v1.5.5
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking json_comments v0.2.1
[INFO] [stderr]     Checking lofty v0.6.3
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking console v0.15.0
[INFO] [stderr]     Checking dialoguer v0.10.1
[INFO] [stderr] thread 'rustc' panicked at 'assertion failed: pos.get() <= self.position()', compiler/rustc_metadata/src/rmeta/encoder.rs:429:9
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] running `Command { std: "docker" "inspect" "84cff254b41528dc9c6bb79863e50488b89118eeee3f98a60e2dfaa6278d19ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84cff254b41528dc9c6bb79863e50488b89118eeee3f98a60e2dfaa6278d19ac", kill_on_drop: false }`
[INFO] [stdout] 84cff254b41528dc9c6bb79863e50488b89118eeee3f98a60e2dfaa6278d19ac