[INFO] cloning repository https://github.com/shinkwhek/c
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shinkwhek/c" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshinkwhek%2Fc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshinkwhek%2Fc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3672954bf582c6b424bca7796280b51836dc5d2
[INFO] testing shinkwhek/c against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshinkwhek%2Fc" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shinkwhek/c on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shinkwhek/c
[INFO] finished tweaking git repo https://github.com/shinkwhek/c
[INFO] tweaked toml for git repo https://github.com/shinkwhek/c written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/shinkwhek/c already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73c6b89344c4e0975d1b95d6621821039e95a0c298b4061980d98939f461a166
[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" "73c6b89344c4e0975d1b95d6621821039e95a0c298b4061980d98939f461a166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73c6b89344c4e0975d1b95d6621821039e95a0c298b4061980d98939f461a166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73c6b89344c4e0975d1b95d6621821039e95a0c298b4061980d98939f461a166", kill_on_drop: false }`
[INFO] [stdout] 73c6b89344c4e0975d1b95d6621821039e95a0c298b4061980d98939f461a166
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82f0378e021d49adebba9a70fc32027cec59b4d69c336397b5b19376ddaa1eb3
[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" "82f0378e021d49adebba9a70fc32027cec59b4d69c336397b5b19376ddaa1eb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `node`
[INFO] [stdout]  --> src/lexer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use node;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:52:20
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 'a'...'z' | 'A'...'Z' => self.keyword_identifier(),
[INFO] [stdout]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 'a'...'z' | 'A'...'Z' => self.keyword_identifier(),
[INFO] [stdout]    |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 '0'...'9' => self.num(),
[INFO] [stdout]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Lexer`
[INFO] [stdout]  --> src/parser.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use lexer::{Lexer, Token};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmtsv`
[INFO] [stdout]   --> src/gen_ir.rs:70:21
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 let stmtsv = self.statement(&**stmts)?;
[INFO] [stdout]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmtsv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/gen_ir.rs:112:29
[INFO] [stdout]     |
[INFO] [stdout] 112 |             NodeBase::Ident(s) => {
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/parser.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/parser.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `reg_map_size` should have an upper case name
[INFO] [stdout]  --> src/regalloc.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const reg_map_size: usize = 8192;
[INFO] [stdout]   |       ^^^^^^^^^^^^ help: convert the identifier to upper case: `REG_MAP_SIZE`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `num_regs` should have an upper case name
[INFO] [stdout]  --> src/regalloc.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const num_regs: isize = 7;
[INFO] [stdout]   |       ^^^^^^^^ help: convert the identifier to upper case: `NUM_REGS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `c::node`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use c::node;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.35s
[INFO] running `Command { std: "docker" "inspect" "82f0378e021d49adebba9a70fc32027cec59b4d69c336397b5b19376ddaa1eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82f0378e021d49adebba9a70fc32027cec59b4d69c336397b5b19376ddaa1eb3", kill_on_drop: false }`
[INFO] [stdout] 82f0378e021d49adebba9a70fc32027cec59b4d69c336397b5b19376ddaa1eb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d40dc07b59f668b676027332400118065cbf4bdbd6e99740db07485775a6e648
[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" "d40dc07b59f668b676027332400118065cbf4bdbd6e99740db07485775a6e648", kill_on_drop: false }`
[INFO] [stderr]    Compiling c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `node`
[INFO] [stdout]  --> src/lexer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use node;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:52:20
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 'a'...'z' | 'A'...'Z' => self.keyword_identifier(),
[INFO] [stdout]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 'a'...'z' | 'A'...'Z' => self.keyword_identifier(),
[INFO] [stdout]    |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 '0'...'9' => self.num(),
[INFO] [stdout]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Lexer`
[INFO] [stdout]  --> src/parser.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use lexer::{Lexer, Token};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmtsv`
[INFO] [stdout]   --> src/gen_ir.rs:70:21
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 let stmtsv = self.statement(&**stmts)?;
[INFO] [stdout]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmtsv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/gen_ir.rs:112:29
[INFO] [stdout]     |
[INFO] [stdout] 112 |             NodeBase::Ident(s) => {
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/parser.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/parser.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `reg_map_size` should have an upper case name
[INFO] [stdout]  --> src/regalloc.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const reg_map_size: usize = 8192;
[INFO] [stdout]   |       ^^^^^^^^^^^^ help: convert the identifier to upper case: `REG_MAP_SIZE`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `num_regs` should have an upper case name
[INFO] [stdout]  --> src/regalloc.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const num_regs: isize = 7;
[INFO] [stdout]   |       ^^^^^^^^ help: convert the identifier to upper case: `NUM_REGS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `c::node`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use c::node;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `node`
[INFO] [stdout]  --> src/lexer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use node;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:52:20
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 'a'...'z' | 'A'...'Z' => self.keyword_identifier(),
[INFO] [stdout]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 'a'...'z' | 'A'...'Z' => self.keyword_identifier(),
[INFO] [stdout]    |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 '0'...'9' => self.num(),
[INFO] [stdout]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Lexer`
[INFO] [stdout]  --> src/parser.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use lexer::{Lexer, Token};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmtsv`
[INFO] [stdout]   --> src/gen_ir.rs:70:21
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 let stmtsv = self.statement(&**stmts)?;
[INFO] [stdout]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmtsv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/gen_ir.rs:112:29
[INFO] [stdout]     |
[INFO] [stdout] 112 |             NodeBase::Ident(s) => {
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/parser.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/parser.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `reg_map_size` should have an upper case name
[INFO] [stdout]  --> src/regalloc.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const reg_map_size: usize = 8192;
[INFO] [stdout]   |       ^^^^^^^^^^^^ help: convert the identifier to upper case: `REG_MAP_SIZE`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `num_regs` should have an upper case name
[INFO] [stdout]  --> src/regalloc.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const num_regs: isize = 7;
[INFO] [stdout]   |       ^^^^^^^^ help: convert the identifier to upper case: `NUM_REGS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `Command { std: "docker" "inspect" "d40dc07b59f668b676027332400118065cbf4bdbd6e99740db07485775a6e648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d40dc07b59f668b676027332400118065cbf4bdbd6e99740db07485775a6e648", kill_on_drop: false }`
[INFO] [stdout] d40dc07b59f668b676027332400118065cbf4bdbd6e99740db07485775a6e648
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3cbd44955bceee1e83c944567bab66271bae78c8b16244d4c239aeb8390a5839
[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" "3cbd44955bceee1e83c944567bab66271bae78c8b16244d4c239aeb8390a5839", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `node`
[INFO] [stderr]  --> src/lexer.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use node;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/lexer.rs:52:20
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 'a'...'z' | 'A'...'Z' => self.keyword_identifier(),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/lexer.rs:52:32
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 'a'...'z' | 'A'...'Z' => self.keyword_identifier(),
[INFO] [stderr]    |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/lexer.rs:53:20
[INFO] [stderr]    |
[INFO] [stderr] 53 |                 '0'...'9' => self.num(),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Lexer`
[INFO] [stderr]  --> src/parser.rs:3:13
[INFO] [stderr]   |
[INFO] [stderr] 3 | use lexer::{Lexer, Token};
[INFO] [stderr]   |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stmtsv`
[INFO] [stderr]   --> src/gen_ir.rs:70:21
[INFO] [stderr]    |
[INFO] [stderr] 70 |                 let stmtsv = self.statement(&**stmts)?;
[INFO] [stderr]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmtsv`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/gen_ir.rs:112:29
[INFO] [stderr]     |
[INFO] [stderr] 112 |             NodeBase::Ident(s) => {
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/parser.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(slice_patterns)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate-level attribute should be in the root module
[INFO] [stderr]  --> src/parser.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(slice_patterns)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `reg_map_size` should have an upper case name
[INFO] [stderr]  --> src/regalloc.rs:7:7
[INFO] [stderr]   |
[INFO] [stderr] 7 | const reg_map_size: usize = 8192;
[INFO] [stderr]   |       ^^^^^^^^^^^^ help: convert the identifier to upper case: `REG_MAP_SIZE`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `num_regs` should have an upper case name
[INFO] [stderr]  --> src/regalloc.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 | const num_regs: isize = 7;
[INFO] [stderr]   |       ^^^^^^^^ help: convert the identifier to upper case: `NUM_REGS`
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `node`
[INFO] [stderr]  --> src/lexer.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use node;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/lexer.rs:52:20
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 'a'...'z' | 'A'...'Z' => self.keyword_identifier(),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/lexer.rs:52:32
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 'a'...'z' | 'A'...'Z' => self.keyword_identifier(),
[INFO] [stderr]    |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/lexer.rs:53:20
[INFO] [stderr]    |
[INFO] [stderr] 53 |                 '0'...'9' => self.num(),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Lexer`
[INFO] [stderr]  --> src/parser.rs:3:13
[INFO] [stderr]   |
[INFO] [stderr] 3 | use lexer::{Lexer, Token};
[INFO] [stderr]   |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stmtsv`
[INFO] [stderr]   --> src/gen_ir.rs:70:21
[INFO] [stderr]    |
[INFO] [stderr] 70 |                 let stmtsv = self.statement(&**stmts)?;
[INFO] [stderr]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmtsv`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/gen_ir.rs:112:29
[INFO] [stderr]     |
[INFO] [stderr] 112 |             NodeBase::Ident(s) => {
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/parser.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(slice_patterns)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate-level attribute should be in the root module
[INFO] [stderr]  --> src/parser.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(slice_patterns)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `reg_map_size` should have an upper case name
[INFO] [stderr]  --> src/regalloc.rs:7:7
[INFO] [stderr]   |
[INFO] [stderr] 7 | const reg_map_size: usize = 8192;
[INFO] [stderr]   |       ^^^^^^^^^^^^ help: convert the identifier to upper case: `REG_MAP_SIZE`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `num_regs` should have an upper case name
[INFO] [stderr]  --> src/regalloc.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 | const num_regs: isize = 7;
[INFO] [stderr]   |       ^^^^^^^^ help: convert the identifier to upper case: `NUM_REGS`
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `c::node`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use c::node;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/c-f27ec8d5ddd00ec9
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/c-5bcf0b4b373f6973
[INFO] [stdout] test lexer::cut_token_test ... ok
[INFO] [stderr]    Doc-tests c
[INFO] [stdout] test lexer::lexer_peek_test ... ok
[INFO] [stdout] test lexer::lexer_step_test ... ok
[INFO] [stdout] test lexer::lexer_new_test ... ok
[INFO] [stdout] test lexer::read_num_test ... ok
[INFO] [stdout] test lexer::run_test ... ok
[INFO] [stdout] test lexer::read_symbol_test ... ok
[INFO] [stdout] test lexer::read_token_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lexer.rs:52:20
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 'a'...'z' | 'A'...'Z' => self.keyword_identifier(),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lexer.rs:52:32
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 'a'...'z' | 'A'...'Z' => self.keyword_identifier(),
[INFO] [stderr]    |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lexer.rs:53:20
[INFO] [stderr]    |
[INFO] [stderr] 53 |                 '0'...'9' => self.num(),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3cbd44955bceee1e83c944567bab66271bae78c8b16244d4c239aeb8390a5839", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cbd44955bceee1e83c944567bab66271bae78c8b16244d4c239aeb8390a5839", kill_on_drop: false }`
[INFO] [stdout] 3cbd44955bceee1e83c944567bab66271bae78c8b16244d4c239aeb8390a5839