[INFO] cloning repository https://github.com/cohyou/wasm-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cohyou/wasm-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcohyou%2Fwasm-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcohyou%2Fwasm-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 81935098c394bcb2dad5a563a129b2609ae10cb9
[INFO] checking cohyou/wasm-engine against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcohyou%2Fwasm-engine" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cohyou/wasm-engine on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cohyou/wasm-engine
[INFO] finished tweaking git repo https://github.com/cohyou/wasm-engine
[INFO] tweaked toml for git repo https://github.com/cohyou/wasm-engine written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/cohyou/wasm-engine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec5494b8660da41f993f917385bc7e764ffa35f6f608c410bdcc2ef66bb698af
[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" "ec5494b8660da41f993f917385bc7e764ffa35f6f608c410bdcc2ef66bb698af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec5494b8660da41f993f917385bc7e764ffa35f6f608c410bdcc2ef66bb698af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec5494b8660da41f993f917385bc7e764ffa35f6f608c410bdcc2ef66bb698af", kill_on_drop: false }`
[INFO] [stdout] ec5494b8660da41f993f917385bc7e764ffa35f6f608c410bdcc2ef66bb698af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--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] 1ccfe4aedc2ecfaf050b61c1b1acf3ee35f27f249b3e51f522f0cc8f06527f86
[INFO] running `Command { std: "docker" "start" "-a" "1ccfe4aedc2ecfaf050b61c1b1acf3ee35f27f249b3e51f522f0cc8f06527f86", kill_on_drop: false }`
[INFO] [stderr]     Checking heliqs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer/comment.rs:79:18
[INFO] [stdout]    |
[INFO] [stdout] 79 |             0x00 ... 0x7F => self.loc.add_pos(),
[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/comment.rs:80:18
[INFO] [stdout]    |
[INFO] [stdout] 80 |             0xC2 ... 0xDF | 0xE0 ... 0xEF => {
[INFO] [stdout]    |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer/comment.rs:80:34
[INFO] [stdout]    |
[INFO] [stdout] 80 |             0xC2 ... 0xDF | 0xE0 ... 0xEF => {
[INFO] [stdout]    |                                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer/comment.rs:84:18
[INFO] [stdout]    |
[INFO] [stdout] 84 |             0xF0 ... 0xF7 => {
[INFO] [stdout]    |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lexer/keyword.rs:288:42
[INFO] [stdout]     |
[INFO] [stdout] 288 | fn default_result_type() -> ResultType { (vec![]) }
[INFO] [stdout]     |                                          ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer/string.rs:23:30
[INFO] [stdout]    |
[INFO] [stdout] 23 |                         0x00 ... 0x7F => self.loc.add_pos(),
[INFO] [stdout]    |                              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer/string.rs:24:30
[INFO] [stdout]    |
[INFO] [stdout] 24 |                         0xC2 ... 0xDF => {                                        
[INFO] [stdout]    |                              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer/string.rs:28:30
[INFO] [stdout]    |
[INFO] [stdout] 28 |                         0xE0 ... 0xEF => {
[INFO] [stdout]    |                              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer/string.rs:32:30
[INFO] [stdout]    |
[INFO] [stdout] 32 |                         0xF0 ... 0xF7 => {
[INFO] [stdout]    |                              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer/string.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |                         0x80 ... 0xBF => {
[INFO] [stdout]    |                              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer/mod.rs:86:18
[INFO] [stdout]    |
[INFO] [stdout] 86 |             b'a' ... b'z' => {                
[INFO] [stdout]    |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/mod.rs:113:18
[INFO] [stdout]     |
[INFO] [stdout] 113 |             b'0' ... b'9' => return self.lex_number(b'+', self.loc.added(1)),
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/mod.rs:369:14
[INFO] [stdout]     |
[INFO] [stdout] 369 |         b'0' ... b'9' |
[INFO] [stdout]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/mod.rs:370:14
[INFO] [stdout]     |
[INFO] [stdout] 370 |         b'A' ... b'Z' |
[INFO] [stdout]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/mod.rs:371:14
[INFO] [stdout]     |
[INFO] [stdout] 371 |         b'a' ... b'z' |
[INFO] [stdout]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer/comment.rs:79:18
[INFO] [stdout]    |
[INFO] [stdout] 79 |             0x00 ... 0x7F => self.loc.add_pos(),
[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/comment.rs:80:18
[INFO] [stdout]    |
[INFO] [stdout] 80 |             0xC2 ... 0xDF | 0xE0 ... 0xEF => {
[INFO] [stdout]    |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer/comment.rs:80:34
[INFO] [stdout]    |
[INFO] [stdout] 80 |             0xC2 ... 0xDF | 0xE0 ... 0xEF => {
[INFO] [stdout]    |                                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer/comment.rs:84:18
[INFO] [stdout]    |
[INFO] [stdout] 84 |             0xF0 ... 0xF7 => {
[INFO] [stdout]    |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lexer/keyword.rs:288:42
[INFO] [stdout]     |
[INFO] [stdout] 288 | fn default_result_type() -> ResultType { (vec![]) }
[INFO] [stdout]     |                                          ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer/string.rs:23:30
[INFO] [stdout]    |
[INFO] [stdout] 23 |                         0x00 ... 0x7F => self.loc.add_pos(),
[INFO] [stdout]    |                              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer/string.rs:24:30
[INFO] [stdout]    |
[INFO] [stdout] 24 |                         0xC2 ... 0xDF => {                                        
[INFO] [stdout]    |                              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer/string.rs:28:30
[INFO] [stdout]    |
[INFO] [stdout] 28 |                         0xE0 ... 0xEF => {
[INFO] [stdout]    |                              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer/string.rs:32:30
[INFO] [stdout]    |
[INFO] [stdout] 32 |                         0xF0 ... 0xF7 => {
[INFO] [stdout]    |                              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer/string.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |                         0x80 ... 0xBF => {
[INFO] [stdout]    |                              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer/mod.rs:86:18
[INFO] [stdout]    |
[INFO] [stdout] 86 |             b'a' ... b'z' => {                
[INFO] [stdout]    |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/mod.rs:113:18
[INFO] [stdout]     |
[INFO] [stdout] 113 |             b'0' ... b'9' => return self.lex_number(b'+', self.loc.added(1)),
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/mod.rs:369:14
[INFO] [stdout]     |
[INFO] [stdout] 369 |         b'0' ... b'9' |
[INFO] [stdout]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/mod.rs:370:14
[INFO] [stdout]     |
[INFO] [stdout] 370 |         b'A' ... b'Z' |
[INFO] [stdout]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/mod.rs:371:14
[INFO] [stdout]     |
[INFO] [stdout] 371 |         b'a' ... b'z' |
[INFO] [stdout]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lexer/keyword.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 162 |                 b"mul" => Some(Instr::IBinOp(vs, IBinOp::Mul)),
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lexer/keyword.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 162 |                 b"mul" => Some(Instr::IBinOp(vs, IBinOp::Mul)),
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Byte`
[INFO] [stdout]  --> src/decoder/mod.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | type Byte = u8;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_to_integer`
[INFO] [stdout]  --> src/decoder/mod.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn decode_to_integer(bytes: &[u8]) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Byte`
[INFO] [stdout]  --> src/decoder/mod.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | type Byte = u8;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.52s
[INFO] running `Command { std: "docker" "inspect" "1ccfe4aedc2ecfaf050b61c1b1acf3ee35f27f249b3e51f522f0cc8f06527f86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ccfe4aedc2ecfaf050b61c1b1acf3ee35f27f249b3e51f522f0cc8f06527f86", kill_on_drop: false }`
[INFO] [stdout] 1ccfe4aedc2ecfaf050b61c1b1acf3ee35f27f249b3e51f522f0cc8f06527f86