[INFO] cloning repository https://github.com/ray33ee/STFSproof [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ray33ee/STFSproof" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fray33ee%2FSTFSproof", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fray33ee%2FSTFSproof'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d80ec14c33a7e01d7617648f2d123bcfacc4b567 [INFO] testing ray33ee/STFSproof against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fray33ee%2FSTFSproof" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ray33ee/STFSproof on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ray33ee/STFSproof [INFO] finished tweaking git repo https://github.com/ray33ee/STFSproof [INFO] tweaked toml for git repo https://github.com/ray33ee/STFSproof written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/ray33ee/STFSproof already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ce2cc2b636d15d27052df0b261f87e5dac61464b867703b883a5d4f8a84c774d [INFO] running `Command { std: "docker" "start" "-a" "ce2cc2b636d15d27052df0b261f87e5dac61464b867703b883a5d4f8a84c774d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce2cc2b636d15d27052df0b261f87e5dac61464b867703b883a5d4f8a84c774d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce2cc2b636d15d27052df0b261f87e5dac61464b867703b883a5d4f8a84c774d", kill_on_drop: false }` [INFO] [stdout] ce2cc2b636d15d27052df0b261f87e5dac61464b867703b883a5d4f8a84c774d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 25f5b2801aafb5ded0801b75386671592aa945030a0c68fdf50e9a79ebf7470c [INFO] running `Command { std: "docker" "start" "-a" "25f5b2801aafb5ded0801b75386671592aa945030a0c68fdf50e9a79ebf7470c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling memmap2 v0.3.0 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling STFSproof v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:270:39 [INFO] [stdout] | [INFO] [stdout] 270 | fn edit_table(mut stream: S, read_shift: Option, write_shift: Option, accesses_per_shift: Option... [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `edit_table` [INFO] [stdout] --> src/main.rs:270:4 [INFO] [stdout] | [INFO] [stdout] 270 | fn edit_table(mut stream: S, read_shift: Option, write_shift: Option, accesses_per_shift: Option... [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(seek_stream_len)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `STFSproof` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `stfsproof` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `STFSproof` due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "25f5b2801aafb5ded0801b75386671592aa945030a0c68fdf50e9a79ebf7470c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25f5b2801aafb5ded0801b75386671592aa945030a0c68fdf50e9a79ebf7470c", kill_on_drop: false }` [INFO] [stdout] 25f5b2801aafb5ded0801b75386671592aa945030a0c68fdf50e9a79ebf7470c