[INFO] cloning repository https://github.com/Bangboom030518/M-Compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bangboom030518/M-Compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBangboom030518%2FM-Compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBangboom030518%2FM-Compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 017255ba69826faa8cf4433b80332c8621e53be1
[INFO] testing Bangboom030518/M-Compiler against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBangboom030518%2FM-Compiler" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Bangboom030518/M-Compiler on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Bangboom030518/M-Compiler
[INFO] finished tweaking git repo https://github.com/Bangboom030518/M-Compiler
[INFO] tweaked toml for git repo https://github.com/Bangboom030518/M-Compiler written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Bangboom030518/M-Compiler 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-1-tc1/source/Cargo.toml: unused manifest key: workspace.default-run
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasmtime-jit-icache-coherence v15.0.1
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.102.1
[INFO] [stderr]   Downloaded thiserror-impl v1.0.51
[INFO] [stderr]   Downloaded cranelift-control v0.102.1
[INFO] [stderr]   Downloaded cranelift-native v0.102.1
[INFO] [stderr]   Downloaded cranelift-bforest v0.102.1
[INFO] [stderr]   Downloaded cranelift-frontend v0.102.1
[INFO] [stderr]   Downloaded cranelift-isle v0.102.1
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.102.1
[INFO] [stderr]   Downloaded cranelift-codegen v0.102.1
[INFO] [stderr]   Downloaded thiserror v1.0.51
[INFO] [stderr]   Downloaded cranelift-entity v0.102.1
[INFO] [stderr]   Downloaded cranelift-module v0.102.1
[INFO] [stderr]   Downloaded cranelift v0.102.1
[INFO] [stderr]   Downloaded cranelift-jit v0.102.1
[INFO] [stderr]   Downloaded cranelift-reader v0.102.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d74d7da81e815ab090077f7551d33781ba3b09e5bdf604b95937958de40c05f9
[INFO] running `Command { std: "docker" "start" "-a" "d74d7da81e815ab090077f7551d33781ba3b09e5bdf604b95937958de40c05f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d74d7da81e815ab090077f7551d33781ba3b09e5bdf604b95937958de40c05f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d74d7da81e815ab090077f7551d33781ba3b09e5bdf604b95937958de40c05f9", kill_on_drop: false }`
[INFO] [stdout] d74d7da81e815ab090077f7551d33781ba3b09e5bdf604b95937958de40c05f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7350a31020f2124437d4d4f8234de9e2de5b47aa3e73c18cbd89487d9fdd8082
[INFO] running `Command { std: "docker" "start" "-a" "7350a31020f2124437d4d4f8234de9e2de5b47aa3e73c18cbd89487d9fdd8082", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/Cargo.toml: unused manifest key: workspace.default-run
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling cranelift-isle v0.102.1
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.102.1
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling target-lexicon v0.12.12
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling arbitrary v1.3.2
[INFO] [stderr]    Compiling slice-group-by v0.3.1
[INFO] [stderr]    Compiling cranelift-entity v0.102.1
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling bumpalo v3.13.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.102.1
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling thiserror v1.0.51
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling itertools v0.12.0
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling cranelift-bforest v0.102.1
[INFO] [stderr]    Compiling indexmap v2.0.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling cranelift-control v0.102.1
[INFO] [stderr]    Compiling gimli v0.28.0
[INFO] [stderr]    Compiling wasmtime-jit-icache-coherence v15.0.1
[INFO] [stderr]    Compiling region v2.2.0
[INFO] [stderr]    Compiling regalloc2 v0.9.3
[INFO] [stderr]    Compiling tokenizer v0.1.0 (/opt/rustwide/workdir/tokenizer)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> tokenizer/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_collect_into)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokenizer` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7350a31020f2124437d4d4f8234de9e2de5b47aa3e73c18cbd89487d9fdd8082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7350a31020f2124437d4d4f8234de9e2de5b47aa3e73c18cbd89487d9fdd8082", kill_on_drop: false }`
[INFO] [stdout] 7350a31020f2124437d4d4f8234de9e2de5b47aa3e73c18cbd89487d9fdd8082
