[INFO] cloning repository https://github.com/Ahbar1999/jsmn-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ahbar1999/jsmn-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhbar1999%2Fjsmn-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhbar1999%2Fjsmn-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a46b783f7fc8b308784f040168d4cafb6d5ec751 [INFO] checking Ahbar1999/jsmn-rs against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhbar1999%2Fjsmn-rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Ahbar1999/jsmn-rs [INFO] finished tweaking git repo https://github.com/Ahbar1999/jsmn-rs [INFO] tweaked toml for git repo https://github.com/Ahbar1999/jsmn-rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Ahbar1999/jsmn-rs on toolchain a5689b034ad287112f709693384a37f1377eb9cc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Ahbar1999/jsmn-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] 29638af1660505ed8296c1e924dfb63b86aadeb0937b653759180c275de2f53c [INFO] running `Command { std: "docker" "start" "29638af1660505ed8296c1e924dfb63b86aadeb0937b653759180c275de2f53c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "29638af1660505ed8296c1e924dfb63b86aadeb0937b653759180c275de2f53c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "29638af1660505ed8296c1e924dfb63b86aadeb0937b653759180c275de2f53c" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "29638af1660505ed8296c1e924dfb63b86aadeb0937b653759180c275de2f53c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "29638af1660505ed8296c1e924dfb63b86aadeb0937b653759180c275de2f53c" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Checking jsmn-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/lib.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/jsmn/mod.rs:325:21 [INFO] [stdout] | [INFO] [stdout] 324 | unimplemented!(); [INFO] [stdout] | ---------------- any code following this expression is unreachable [INFO] [stdout] 325 | i -= 1; [INFO] [stdout] | ^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/jsmn/mod.rs:325:21 [INFO] [stdout] | [INFO] [stdout] 324 | unimplemented!(); [INFO] [stdout] | ---------------- any code following this expression is unreachable [INFO] [stdout] 325 | i -= 1; [INFO] [stdout] | ^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `count` is assigned to, but never used [INFO] [stdout] --> src/jsmn/mod.rs:230:9 [INFO] [stdout] | [INFO] [stdout] 230 | let mut count = parser.tok_next; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_count` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token` [INFO] [stdout] --> src/jsmn/mod.rs:323:25 [INFO] [stdout] | [INFO] [stdout] 323 | let token = &mut tokens[i as usize]; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_token` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `count` is never read [INFO] [stdout] --> src/jsmn/mod.rs:238:17 [INFO] [stdout] | [INFO] [stdout] 238 | count += 1; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `count` is assigned to, but never used [INFO] [stdout] --> src/jsmn/mod.rs:230:9 [INFO] [stdout] | [INFO] [stdout] 230 | let mut count = parser.tok_next; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_count` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/jsmn/mod.rs:231:17 [INFO] [stdout] | [INFO] [stdout] 231 | let mut i = 0 as isize; [INFO] [stdout] | ^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 321 | i = parser.tok_next as isize - 1; [INFO] [stdout] | -------------------------------- `i` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token` [INFO] [stdout] --> src/jsmn/mod.rs:323:25 [INFO] [stdout] | [INFO] [stdout] 323 | let token = &mut tokens[i as usize]; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_token` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `count` is never read [INFO] [stdout] --> src/jsmn/mod.rs:238:17 [INFO] [stdout] | [INFO] [stdout] 238 | count += 1; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/jsmn/mod.rs:231:17 [INFO] [stdout] | [INFO] [stdout] 231 | let mut i = 0 as isize; [INFO] [stdout] | ^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 321 | i = parser.tok_next as isize - 1; [INFO] [stdout] | -------------------------------- `i` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: useless conversion to the same type: `Option<&mut JsmnTok>` [INFO] [stdout] --> src/jsmn/mod.rs:130:21 [INFO] [stdout] | [INFO] [stdout] 130 | jsmn_fill_token(token.into(), JsmnType::JsmnPrimitive, start as isize, parser.pos as isize); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] help: consider removing the conversion call [INFO] [stdout] | [INFO] [stdout] 130 - jsmn_fill_token(token.into(), JsmnType::JsmnPrimitive, start as isize, parser.pos as isize); [INFO] [stdout] 130 + jsmn_fill_token(token, JsmnType::JsmnPrimitive, start as isize, parser.pos as isize); [INFO] [stdout] | [INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint [INFO] [stdout] | [INFO] [stdout] 130 - jsmn_fill_token(token.into(), JsmnType::JsmnPrimitive, start as isize, parser.pos as isize); [INFO] [stdout] 130 + jsmn_fill_token( as Into<_>>::into(token), JsmnType::JsmnPrimitive, start as isize, parser.pos as isize); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: useless conversion to the same type: `Option<&mut JsmnTok>` [INFO] [stdout] --> src/jsmn/mod.rs:179:28 [INFO] [stdout] | [INFO] [stdout] 179 | jsmn_fill_token(token.into(), JsmnType::JsmnString, (start + 1) as isize, parser.pos as isize); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors [INFO] [stdout] help: consider removing the conversion call [INFO] [stdout] | [INFO] [stdout] 179 - jsmn_fill_token(token.into(), JsmnType::JsmnString, (start + 1) as isize, parser.pos as isize); [INFO] [stdout] 179 + jsmn_fill_token(token, JsmnType::JsmnString, (start + 1) as isize, parser.pos as isize); [INFO] [stdout] | [INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint [INFO] [stdout] | [INFO] [stdout] 179 - jsmn_fill_token(token.into(), JsmnType::JsmnString, (start + 1) as isize, parser.pos as isize); [INFO] [stdout] 179 + jsmn_fill_token( as Into<_>>::into(token), JsmnType::JsmnString, (start + 1) as isize, parser.pos as isize); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: useless conversion to the same type: `Option<&mut JsmnTok>` [INFO] [stdout] --> src/jsmn/mod.rs:130:21 [INFO] [stdout] | [INFO] [stdout] 130 | jsmn_fill_token(token.into(), JsmnType::JsmnPrimitive, start as isize, parser.pos as isize); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] help: consider removing the conversion call [INFO] [stdout] | [INFO] [stdout] 130 - jsmn_fill_token(token.into(), JsmnType::JsmnPrimitive, start as isize, parser.pos as isize); [INFO] [stdout] 130 + jsmn_fill_token(token, JsmnType::JsmnPrimitive, start as isize, parser.pos as isize); [INFO] [stdout] | [INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint [INFO] [stdout] | [INFO] [stdout] 130 - jsmn_fill_token(token.into(), JsmnType::JsmnPrimitive, start as isize, parser.pos as isize); [INFO] [stdout] 130 + jsmn_fill_token( as Into<_>>::into(token), JsmnType::JsmnPrimitive, start as isize, parser.pos as isize); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: useless conversion to the same type: `Option<&mut JsmnTok>` [INFO] [stdout] --> src/jsmn/mod.rs:179:28 [INFO] [stdout] | [INFO] [stdout] 179 | jsmn_fill_token(token.into(), JsmnType::JsmnString, (start + 1) as isize, parser.pos as isize); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors [INFO] [stdout] help: consider removing the conversion call [INFO] [stdout] | [INFO] [stdout] 179 - jsmn_fill_token(token.into(), JsmnType::JsmnString, (start + 1) as isize, parser.pos as isize); [INFO] [stdout] 179 + jsmn_fill_token(token, JsmnType::JsmnString, (start + 1) as isize, parser.pos as isize); [INFO] [stdout] | [INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint [INFO] [stdout] | [INFO] [stdout] 179 - jsmn_fill_token(token.into(), JsmnType::JsmnString, (start + 1) as isize, parser.pos as isize); [INFO] [stdout] 179 + jsmn_fill_token( as Into<_>>::into(token), JsmnType::JsmnString, (start + 1) as isize, parser.pos as isize); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `jsmn-rs` (lib test) due to 2 previous errors; 6 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `jsmn-rs` (lib) due to 2 previous errors; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "29638af1660505ed8296c1e924dfb63b86aadeb0937b653759180c275de2f53c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29638af1660505ed8296c1e924dfb63b86aadeb0937b653759180c275de2f53c", kill_on_drop: false }` [INFO] [stdout] 29638af1660505ed8296c1e924dfb63b86aadeb0937b653759180c275de2f53c