[INFO] fetching crate tin-lang 0.2.2...
[INFO] documenting tin-lang-0.2.2 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate tin-lang 0.2.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate tin-lang 0.2.2 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tin-lang 0.2.2
[INFO] finished tweaking crates.io crate tin-lang 0.2.2
[INFO] tweaked toml for crates.io crate tin-lang 0.2.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cranelift-module v0.26.0
[INFO] [stderr]   Downloaded cranelift v0.26.0
[INFO] [stderr]   Downloaded specs-visitor-derive v0.1.1
[INFO] [stderr]   Downloaded cranelift-simplejit v0.26.0
[INFO] [stderr]   Downloaded specs-visitor v0.1.1
[INFO] [stderr]   Downloaded target-lexicon v0.2.0
[INFO] [stderr]   Downloaded region v1.0.0
[INFO] [stderr]   Downloaded cranelift-native v0.26.0
[INFO] [stderr]   Downloaded cranelift-bforest v0.26.0
[INFO] [stderr]   Downloaded cranelift-entity v0.26.0
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.26.0
[INFO] [stderr]   Downloaded cranelift-frontend v0.26.0
[INFO] [stderr]   Downloaded cranelift-codegen v0.26.0
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d070516ce2227bef4980afe4d3ebfa8ddaf610e9efdeaa42479459a53df8de0
[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" "1d070516ce2227bef4980afe4d3ebfa8ddaf610e9efdeaa42479459a53df8de0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d070516ce2227bef4980afe4d3ebfa8ddaf610e9efdeaa42479459a53df8de0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d070516ce2227bef4980afe4d3ebfa8ddaf610e9efdeaa42479459a53df8de0", kill_on_drop: false }`
[INFO] [stdout] 1d070516ce2227bef4980afe4d3ebfa8ddaf610e9efdeaa42479459a53df8de0
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0400a55663eaeafe1be55e1cbc1de642c0982a0eae465748727780d7fd3e9c14
[INFO] running `Command { std: "docker" "start" "-a" "0400a55663eaeafe1be55e1cbc1de642c0982a0eae465748727780d7fd3e9c14", kill_on_drop: false }`
[INFO] [stderr]    Compiling cranelift-entity v0.26.0
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling nonzero_signed v1.0.3
[INFO] [stderr]     Checking atom v0.3.6
[INFO] [stderr]     Checking tuple_utils v0.2.0
[INFO] [stderr]     Checking shrev v1.1.1
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[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling raw-cpuid v6.1.0
[INFO] [stderr]     Checking region v1.0.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]    Compiling shred-derive v0.5.1
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling specs-derive v0.3.0
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.26.0
[INFO] [stderr]    Compiling specs-visitor-derive v0.1.1
[INFO] [stderr]     Checking cranelift-bforest v0.26.0
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling docopt v1.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
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[INFO] [stderr]     Checking rayon v1.5.1
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[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]     Checking crossbeam v0.4.1
[INFO] [stderr]    Compiling cranelift-codegen v0.26.0
[INFO] [stderr]    Compiling target-lexicon v0.2.0
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking hibitset v0.5.4
[INFO] [stderr]     Checking shred v0.7.2
[INFO] [stderr]    Compiling lalrpop v0.16.3
[INFO] [stderr]     Checking specs v0.14.3
[INFO] [stderr]     Checking specs-visitor v0.1.1
[INFO] [stderr]     Checking cranelift-native v0.26.0
[INFO] [stderr]     Checking cranelift-frontend v0.26.0
[INFO] [stderr]     Checking cranelift-module v0.26.0
[INFO] [stderr]     Checking cranelift-simplejit v0.26.0
[INFO] [stderr]     Checking cranelift v0.26.0
[INFO] [stderr]    Compiling tin-lang v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting tin-lang v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: unnecessary trailing semicolon
[INFO] [stdout]   --> src/parser/util.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:33:38
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![deny(nonstandard_style, warnings, unused)]
[INFO] [stdout]    |                                      ^^^^^^
[INFO] [stdout]    = note: `#[deny(redundant_semicolons)]` implied by `#[deny(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser/util.rs:67:24
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     'a'...'f' => {
[INFO] [stdout]    |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:33:28
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![deny(nonstandard_style, warnings, unused)]
[INFO] [stdout]    |                            ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(ellipsis_inclusive_range_patterns)]` implied by `#[deny(warnings)]`
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser/util.rs:70:24
[INFO] [stdout]    |
[INFO] [stdout] 70 |                     'A'...'F' => {
[INFO] [stdout]    |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser/util.rs:73:24
[INFO] [stdout]    |
[INFO] [stdout] 73 |                     '0'...'9' => {
[INFO] [stdout]    |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/parser/util.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:33:38
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![deny(nonstandard_style, warnings, unused)]
[INFO] [stdout]    |                                      ^^^^^^
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser/util.rs:67:24
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     'a'...'f' => {
[INFO] [stdout]    |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:33:28
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![deny(nonstandard_style, warnings, unused)]
[INFO] [stdout]    |                            ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` implied by `#[warn(warnings)]`
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser/util.rs:70:24
[INFO] [stdout]    |
[INFO] [stdout] 70 |                     'A'...'F' => {
[INFO] [stdout]    |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser/util.rs:73:24
[INFO] [stdout]    |
[INFO] [stdout] 73 |                     '0'...'9' => {
[INFO] [stdout]    |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tin-lang` due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unresolved link to `parser::Context`
[INFO] [stdout]   --> src/ast/mod.rs:5:30
[INFO] [stdout]    |
[INFO] [stdout] 5  | //! parsed by a parser (see [`parser::Context`] for an example).
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^ no item named `parser` in scope
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:33:28
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![deny(nonstandard_style, warnings, unused)]
[INFO] [stdout]    |                            ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0400a55663eaeafe1be55e1cbc1de642c0982a0eae465748727780d7fd3e9c14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0400a55663eaeafe1be55e1cbc1de642c0982a0eae465748727780d7fd3e9c14", kill_on_drop: false }`
[INFO] [stdout] 0400a55663eaeafe1be55e1cbc1de642c0982a0eae465748727780d7fd3e9c14
