[INFO] cloning repository https://github.com/A4-Tacks/syml-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/A4-Tacks/syml-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FA4-Tacks%2Fsyml-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FA4-Tacks%2Fsyml-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1799139057dc93e8987ca4058704797fe40d346c
[INFO] checking A4-Tacks/syml-rs against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FA4-Tacks%2Fsyml-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/A4-Tacks/syml-rs on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/A4-Tacks/syml-rs
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/A4-Tacks/syml-rs
[INFO] tweaked toml for git repo https://github.com/A4-Tacks/syml-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/A4-Tacks/syml-rs 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.80
[INFO] [stderr]   Downloaded peg-runtime v0.8.2
[INFO] [stderr]   Downloaded peg-macros v0.8.2
[INFO] [stderr]   Downloaded peg v0.8.2
[INFO] [stderr]   Downloaded syn v2.0.59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5205e4b88ae74190af1b4251c2109b1596ac0f57756322a4c6a27283ad8db58a
[INFO] running `Command { std: "docker" "start" "-a" "5205e4b88ae74190af1b4251c2109b1596ac0f57756322a4c6a27283ad8db58a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5205e4b88ae74190af1b4251c2109b1596ac0f57756322a4c6a27283ad8db58a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5205e4b88ae74190af1b4251c2109b1596ac0f57756322a4c6a27283ad8db58a", kill_on_drop: false }`
[INFO] [stdout] 5205e4b88ae74190af1b4251c2109b1596ac0f57756322a4c6a27283ad8db58a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df92521264e80f35e3ec961a477ab564f602bf7d7368c4f89798699dcc63bdad
[INFO] running `Command { std: "docker" "start" "-a" "df92521264e80f35e3ec961a477ab564f602bf7d7368c4f89798699dcc63bdad", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.80
[INFO] [stderr]    Compiling peg-runtime v0.8.2
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling peg-macros v0.8.2
[INFO] [stderr]     Checking peg v0.8.2
[INFO] [stderr]     Checking syml v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.20s
[INFO] running `Command { std: "docker" "inspect" "df92521264e80f35e3ec961a477ab564f602bf7d7368c4f89798699dcc63bdad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df92521264e80f35e3ec961a477ab564f602bf7d7368c4f89798699dcc63bdad", kill_on_drop: false }`
[INFO] [stdout] df92521264e80f35e3ec961a477ab564f602bf7d7368c4f89798699dcc63bdad
[INFO] checking A4-Tacks/syml-rs against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FA4-Tacks%2Fsyml-rs" "/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/A4-Tacks/syml-rs on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/A4-Tacks/syml-rs
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/A4-Tacks/syml-rs
[INFO] tweaked toml for git repo https://github.com/A4-Tacks/syml-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/A4-Tacks/syml-rs 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e77a6fb889b4e9c915732ce4cb31c4a0a62a0f3a4a35c6d9098442903b5e8a0
[INFO] running `Command { std: "docker" "start" "-a" "2e77a6fb889b4e9c915732ce4cb31c4a0a62a0f3a4a35c6d9098442903b5e8a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e77a6fb889b4e9c915732ce4cb31c4a0a62a0f3a4a35c6d9098442903b5e8a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e77a6fb889b4e9c915732ce4cb31c4a0a62a0f3a4a35c6d9098442903b5e8a0", kill_on_drop: false }`
[INFO] [stdout] 2e77a6fb889b4e9c915732ce4cb31c4a0a62a0f3a4a35c6d9098442903b5e8a0
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cf898602e8426e4b9320183ba8771e45a44d58c678c2b6283215a03d3edfe4f
[INFO] running `Command { std: "docker" "start" "-a" "8cf898602e8426e4b9320183ba8771e45a44d58c678c2b6283215a03d3edfe4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.80
[INFO] [stderr]    Compiling peg-runtime v0.8.2
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling peg-macros v0.8.2
[INFO] [stderr]     Checking peg v0.8.2
[INFO] [stderr]     Checking syml v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.02s
[INFO] running `Command { std: "docker" "inspect" "8cf898602e8426e4b9320183ba8771e45a44d58c678c2b6283215a03d3edfe4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cf898602e8426e4b9320183ba8771e45a44d58c678c2b6283215a03d3edfe4f", kill_on_drop: false }`
[INFO] [stdout] 8cf898602e8426e4b9320183ba8771e45a44d58c678c2b6283215a03d3edfe4f