[INFO] updating cached repository https://github.com/heyrutvik/turing-script
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c57311ab0f431fe6dc644700a303db8f82a41fa7
[INFO] checking heyrutvik/turing-script against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheyrutvik%2Fturing-script" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/heyrutvik/turing-script on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-2/source/Cargo.toml
[INFO] crate git repo https://github.com/heyrutvik/turing-script already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c40de20b7d590c444c23987e6a9da89b990d532cb843ef2545be99d53ff2f0d8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "c40de20b7d590c444c23987e6a9da89b990d532cb843ef2545be99d53ff2f0d8"`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking either v1.5.1
[INFO] [stderr]     Checking ascii v0.9.1
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking turing-script v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `std::slice::SliceConcatExt`
[INFO] [stderr]  --> src/core.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     use std::slice::SliceConcatExt;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ no `SliceConcatExt` in `slice`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `rest` in this scope
[INFO] [stderr]   --> src/elaborator.rs:12:46
[INFO] [stderr]    |
[INFO] [stderr] 12 |             [Term::Exec(e1), Term::Exec(e2), rest..] => match (e1, e2) {
[INFO] [stderr]    |                                              ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `rest` in this scope
[INFO] [stderr]   --> src/elaborator.rs:15:39
[INFO] [stderr]    |
[INFO] [stderr] 15 |                     [&v1[..], &expand(rest)[..]].concat()
[INFO] [stderr]    |                                       ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `rest` in this scope
[INFO] [stderr]   --> src/elaborator.rs:19:39
[INFO] [stderr]    |
[INFO] [stderr] 19 |                     [&v1[..], &expand(rest)[..]].concat()
[INFO] [stderr]    |                                       ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `rest` in this scope
[INFO] [stderr]   --> src/elaborator.rs:28:39
[INFO] [stderr]    |
[INFO] [stderr] 28 |                     [&v1[..], &expand(rest)[..]].concat()
[INFO] [stderr]    |                                       ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `rest` in this scope
[INFO] [stderr]   --> src/elaborator.rs:37:39
[INFO] [stderr]    |
[INFO] [stderr] 37 |                     [&v1[..], &expand(rest)[..]].concat()
[INFO] [stderr]    |                                       ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `rest` in this scope
[INFO] [stderr]  --> src/helper.rs:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 |         [head, rest..] => Term::Seq(box head.clone(), box rule_seq(rest)),
[INFO] [stderr]   |                ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `rest` in this scope
[INFO] [stderr]  --> src/helper.rs:6:68
[INFO] [stderr]   |
[INFO] [stderr] 6 |         [head, rest..] => Term::Seq(box head.clone(), box rule_seq(rest)),
[INFO] [stderr]   |                                                                    ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: half-open range patterns are unstable
[INFO] [stderr]   --> src/elaborator.rs:12:46
[INFO] [stderr]    |
[INFO] [stderr] 12 |             [Term::Exec(e1), Term::Exec(e2), rest..] => match (e1, e2) {
[INFO] [stderr]    |                                              ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #67264 <https://github.com/rust-lang/rust/issues/67264> for more information
[INFO] [stderr]    = help: add `#![feature(half_open_range_patterns)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: half-open range patterns are unstable
[INFO] [stderr]  --> src/helper.rs:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 |         [head, rest..] => Term::Seq(box head.clone(), box rule_seq(rest)),
[INFO] [stderr]   |                ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: see issue #67264 <https://github.com/rust-lang/rust/issues/67264> for more information
[INFO] [stderr]   = help: add `#![feature(half_open_range_patterns)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: exclusive range pattern syntax is experimental
[INFO] [stderr]   --> src/elaborator.rs:12:46
[INFO] [stderr]    |
[INFO] [stderr] 12 |             [Term::Exec(e1), Term::Exec(e2), rest..] => match (e1, e2) {
[INFO] [stderr]    |                                              ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #37854 <https://github.com/rust-lang/rust/issues/37854> for more information
[INFO] [stderr]    = help: add `#![feature(exclusive_range_pattern)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: exclusive range pattern syntax is experimental
[INFO] [stderr]  --> src/helper.rs:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 |         [head, rest..] => Term::Seq(box head.clone(), box rule_seq(rest)),
[INFO] [stderr]   |                ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: see issue #37854 <https://github.com/rust-lang/rust/issues/37854> for more information
[INFO] [stderr]   = help: add `#![feature(exclusive_range_pattern)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::slice::SliceConcatExt`
[INFO] [stderr]  --> src/core.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     use std::slice::SliceConcatExt;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ no `SliceConcatExt` in `slice`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `rest` in this scope
[INFO] [stderr]   --> src/elaborator.rs:12:46
[INFO] [stderr]    |
[INFO] [stderr] 12 |             [Term::Exec(e1), Term::Exec(e2), rest..] => match (e1, e2) {
[INFO] [stderr]    |                                              ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `rest` in this scope
[INFO] [stderr]   --> src/elaborator.rs:15:39
[INFO] [stderr]    |
[INFO] [stderr] 15 |                     [&v1[..], &expand(rest)[..]].concat()
[INFO] [stderr]    |                                       ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `rest` in this scope
[INFO] [stderr]   --> src/elaborator.rs:19:39
[INFO] [stderr]    |
[INFO] [stderr] 19 |                     [&v1[..], &expand(rest)[..]].concat()
[INFO] [stderr]    |                                       ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `rest` in this scope
[INFO] [stderr]   --> src/elaborator.rs:28:39
[INFO] [stderr]    |
[INFO] [stderr] 28 |                     [&v1[..], &expand(rest)[..]].concat()
[INFO] [stderr]    |                                       ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `rest` in this scope
[INFO] [stderr]   --> src/elaborator.rs:37:39
[INFO] [stderr]    |
[INFO] [stderr] 37 |                     [&v1[..], &expand(rest)[..]].concat()
[INFO] [stderr]    |                                       ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `rest` in this scope
[INFO] [stderr]  --> src/helper.rs:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 |         [head, rest..] => Term::Seq(box head.clone(), box rule_seq(rest)),
[INFO] [stderr]   |                ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `rest` in this scope
[INFO] [stderr]  --> src/helper.rs:6:68
[INFO] [stderr]   |
[INFO] [stderr] 6 |         [head, rest..] => Term::Seq(box head.clone(), box rule_seq(rest)),
[INFO] [stderr]   |                                                                    ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: half-open range patterns are unstable
[INFO] [stderr]   --> src/elaborator.rs:12:46
[INFO] [stderr]    |
[INFO] [stderr] 12 |             [Term::Exec(e1), Term::Exec(e2), rest..] => match (e1, e2) {
[INFO] [stderr]    |                                              ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #67264 <https://github.com/rust-lang/rust/issues/67264> for more information
[INFO] [stderr]    = help: add `#![feature(half_open_range_patterns)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: half-open range patterns are unstable
[INFO] [stderr]  --> src/helper.rs:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 |         [head, rest..] => Term::Seq(box head.clone(), box rule_seq(rest)),
[INFO] [stderr]   |                ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: see issue #67264 <https://github.com/rust-lang/rust/issues/67264> for more information
[INFO] [stderr]   = help: add `#![feature(half_open_range_patterns)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: exclusive range pattern syntax is experimental
[INFO] [stderr]   --> src/elaborator.rs:12:46
[INFO] [stderr]    |
[INFO] [stderr] 12 |             [Term::Exec(e1), Term::Exec(e2), rest..] => match (e1, e2) {
[INFO] [stderr]    |                                              ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #37854 <https://github.com/rust-lang/rust/issues/37854> for more information
[INFO] [stderr]    = help: add `#![feature(exclusive_range_pattern)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: exclusive range pattern syntax is experimental
[INFO] [stderr]  --> src/helper.rs:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 |         [head, rest..] => Term::Seq(box head.clone(), box rule_seq(rest)),
[INFO] [stderr]   |                ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: see issue #37854 <https://github.com/rust-lang/rust/issues/37854> for more information
[INFO] [stderr]   = help: add `#![feature(exclusive_range_pattern)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 12 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0432, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `turing-script`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 12 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0432, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `turing-script`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c40de20b7d590c444c23987e6a9da89b990d532cb843ef2545be99d53ff2f0d8"`
[INFO] running `"docker" "rm" "-f" "c40de20b7d590c444c23987e6a9da89b990d532cb843ef2545be99d53ff2f0d8"`
[INFO] [stdout] c40de20b7d590c444c23987e6a9da89b990d532cb843ef2545be99d53ff2f0d8
