[INFO] cloning repository https://github.com/tomc1998/hellolang2 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomc1998/hellolang2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomc1998%2Fhellolang2", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomc1998%2Fhellolang2'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 61642634f4585f8f228139f18a14a8794fdf2288 [INFO] checking tomc1998/hellolang2 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomc1998%2Fhellolang2" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tomc1998/hellolang2 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tomc1998/hellolang2 [INFO] finished tweaking git repo https://github.com/tomc1998/hellolang2 [INFO] tweaked toml for git repo https://github.com/tomc1998/hellolang2 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/tomc1998/hellolang2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 99d16fcf2f0e48f15c35b0f67d96aa2826ccd78fcaacacefbda0567c326d525c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "99d16fcf2f0e48f15c35b0f67d96aa2826ccd78fcaacacefbda0567c326d525c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "99d16fcf2f0e48f15c35b0f67d96aa2826ccd78fcaacacefbda0567c326d525c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99d16fcf2f0e48f15c35b0f67d96aa2826ccd78fcaacacefbda0567c326d525c", kill_on_drop: false }` [INFO] [stdout] 99d16fcf2f0e48f15c35b0f67d96aa2826ccd78fcaacacefbda0567c326d525c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 48c62ce96918fb823210d012ebb1a09ca9bd833f1d9f7e4d916e49da844ac51f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "48c62ce96918fb823210d012ebb1a09ca9bd833f1d9f7e4d916e49da844ac51f", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.42 [INFO] [stderr] Checking bitflags v1.0.3 [INFO] [stderr] Checking colored v1.6.0 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking atty v0.2.10 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stderr] Checking hellolang2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `core::str::::slice_unchecked`: use `get_unchecked(begin..end)` instead [INFO] [stdout] --> src/token.rs:45:17 [INFO] [stdout] | [INFO] [stdout] 45 | src.slice_unchecked(self.start.0, self.end.0) [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `core::str::::slice_unchecked`: use `get_unchecked(begin..end)` instead [INFO] [stdout] --> src/token.rs:45:17 [INFO] [stdout] | [INFO] [stdout] 45 | src.slice_unchecked(self.start.0, self.end.0) [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.85s [INFO] running `Command { std: "docker" "inspect" "48c62ce96918fb823210d012ebb1a09ca9bd833f1d9f7e4d916e49da844ac51f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48c62ce96918fb823210d012ebb1a09ca9bd833f1d9f7e4d916e49da844ac51f", kill_on_drop: false }` [INFO] [stdout] 48c62ce96918fb823210d012ebb1a09ca9bd833f1d9f7e4d916e49da844ac51f