[INFO] cloning repository https://github.com/heyrutvik/turing-script
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/heyrutvik/turing-script" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheyrutvik%2Fturing-script", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheyrutvik%2Fturing-script'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c57311ab0f431fe6dc644700a303db8f82a41fa7
[INFO] testing heyrutvik/turing-script against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheyrutvik%2Fturing-script" "/workspace/builds/worker-68/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-68/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  57% (8/14)
Updating files:  64% (9/14)
Updating files:  71% (10/14)
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Updating files:  85% (12/14)
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Updating files: 100% (14/14), done.
[INFO] validating manifest of git repo https://github.com/heyrutvik/turing-script on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/heyrutvik/turing-script
[INFO] finished tweaking git repo https://github.com/heyrutvik/turing-script
[INFO] tweaked toml for git repo https://github.com/heyrutvik/turing-script written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] crate git repo https://github.com/heyrutvik/turing-script already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9f8a5beb1f150d52a4217aa128b2b5e5c45944d16d026e1f872a7c9883c2607
[INFO] running `Command { std: "docker" "start" "-a" "d9f8a5beb1f150d52a4217aa128b2b5e5c45944d16d026e1f872a7c9883c2607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9f8a5beb1f150d52a4217aa128b2b5e5c45944d16d026e1f872a7c9883c2607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9f8a5beb1f150d52a4217aa128b2b5e5c45944d16d026e1f872a7c9883c2607", kill_on_drop: false }`
[INFO] [stdout] d9f8a5beb1f150d52a4217aa128b2b5e5c45944d16d026e1f872a7c9883c2607
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d06253cf2ecaa4c4d9fda106ff777995022ecc8e5f9d81237b36e0cba53550b5
[INFO] running `Command { std: "docker" "start" "-a" "d06253cf2ecaa4c4d9fda106ff777995022ecc8e5f9d81237b36e0cba53550b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling either v1.5.1
[INFO] [stderr]    Compiling ascii v0.9.1
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling turing-script v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::slice::SliceConcatExt`
[INFO] [stdout]  --> src/core.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use std::slice::SliceConcatExt;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ no `SliceConcatExt` in `slice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `rest` in this scope
[INFO] [stdout]   --> src/elaborator.rs:12:46
[INFO] [stdout]    |
[INFO] [stdout] 12 |             [Term::Exec(e1), Term::Exec(e2), rest..] => match (e1, e2) {
[INFO] [stdout]    |                                              ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `rest` in this scope
[INFO] [stdout]   --> src/elaborator.rs:15:39
[INFO] [stdout]    |
[INFO] [stdout] 15 |                     [&v1[..], &expand(rest)[..]].concat()
[INFO] [stdout]    |                                       ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `rest` in this scope
[INFO] [stdout]   --> src/elaborator.rs:19:39
[INFO] [stdout]    |
[INFO] [stdout] 19 |                     [&v1[..], &expand(rest)[..]].concat()
[INFO] [stdout]    |                                       ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `rest` in this scope
[INFO] [stdout]   --> src/elaborator.rs:28:39
[INFO] [stdout]    |
[INFO] [stdout] 28 |                     [&v1[..], &expand(rest)[..]].concat()
[INFO] [stdout]    |                                       ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `rest` in this scope
[INFO] [stdout]   --> src/elaborator.rs:37:39
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     [&v1[..], &expand(rest)[..]].concat()
[INFO] [stdout]    |                                       ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `rest` in this scope
[INFO] [stdout]  --> src/helper.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 |         [head, rest..] => Term::Seq(box head.clone(), box rule_seq(rest)),
[INFO] [stdout]   |                ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `rest` in this scope
[INFO] [stdout]  --> src/helper.rs:6:68
[INFO] [stdout]   |
[INFO] [stdout] 6 |         [head, rest..] => Term::Seq(box head.clone(), box rule_seq(rest)),
[INFO] [stdout]   |                                                                    ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_concat_ext)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(slice_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(box_syntax, box_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `X..` patterns in slices are experimental
[INFO] [stdout]   --> src/elaborator.rs:12:46
[INFO] [stdout]    |
[INFO] [stdout] 12 |             [Term::Exec(e1), Term::Exec(e2), rest..] => match (e1, e2) {
[INFO] [stdout]    |                                              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #67264 <https://github.com/rust-lang/rust/issues/67264> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `X..` patterns in slices are experimental
[INFO] [stdout]  --> src/helper.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 |         [head, rest..] => Term::Seq(box head.clone(), box rule_seq(rest)),
[INFO] [stdout]   |                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #67264 <https://github.com/rust-lang/rust/issues/67264> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0029]: only `char` and numeric types are allowed in range patterns
[INFO] [stdout]   --> src/elaborator.rs:12:46
[INFO] [stdout]    |
[INFO] [stdout] 12 |             [Term::Exec(e1), Term::Exec(e2), rest..] => match (e1, e2) {
[INFO] [stdout]    |                                              ^^^^ this is of type `[type error]` but it should be `char` or numeric
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0029]: only `char` and numeric types are allowed in range patterns
[INFO] [stdout]  --> src/helper.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 |         [head, rest..] => Term::Seq(box head.clone(), box rule_seq(rest)),
[INFO] [stdout]   |                ^^^^ this is of type `[type error]` but it should be `char` or numeric
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 15 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0029, E0425, E0432, E0554, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0029`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `turing-script` due to 16 previous errors
[INFO] running `Command { std: "docker" "inspect" "d06253cf2ecaa4c4d9fda106ff777995022ecc8e5f9d81237b36e0cba53550b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d06253cf2ecaa4c4d9fda106ff777995022ecc8e5f9d81237b36e0cba53550b5", kill_on_drop: false }`
[INFO] [stdout] d06253cf2ecaa4c4d9fda106ff777995022ecc8e5f9d81237b36e0cba53550b5