[INFO] updating cached repository bnjbvr/bad-wasm-interp [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/bnjbvr/bad-wasm-interp [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/bnjbvr/bad-wasm-interp" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/bnjbvr/bad-wasm-interp"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/bnjbvr/bad-wasm-interp'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/bnjbvr/bad-wasm-interp" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/bnjbvr/bad-wasm-interp"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/bnjbvr/bad-wasm-interp'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ba6f41cab2027ad00892e5e44eda7f304cd770f7 [INFO] sha for GitHub repo bnjbvr/bad-wasm-interp: ba6f41cab2027ad00892e5e44eda7f304cd770f7 [INFO] validating manifest of bnjbvr/bad-wasm-interp on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of bnjbvr/bad-wasm-interp on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing bnjbvr/bad-wasm-interp [INFO] finished frobbing bnjbvr/bad-wasm-interp [INFO] frobbed toml for bnjbvr/bad-wasm-interp written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/bnjbvr/bad-wasm-interp/Cargo.toml [INFO] started frobbing bnjbvr/bad-wasm-interp [INFO] finished frobbing bnjbvr/bad-wasm-interp [INFO] frobbed toml for bnjbvr/bad-wasm-interp written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/bnjbvr/bad-wasm-interp/Cargo.toml [INFO] crate bnjbvr/bad-wasm-interp already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking bnjbvr/bad-wasm-interp against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-7/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/bnjbvr/bad-wasm-interp:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] db8149a0a844dc2fa259d5bb896e03400e10ee940479dec6dd19bc87eb325061 [INFO] running `"docker" "start" "-a" "db8149a0a844dc2fa259d5bb896e03400e10ee940479dec6dd19bc87eb325061"` [INFO] [stderr] Checking toy-wasm v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `size` [INFO] [stderr] --> src/main.rs:75:13 [INFO] [stderr] | [INFO] [stderr] 75 | let size = self.read_var_u32(cur); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_size` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:81:13 [INFO] [stderr] | [INFO] [stderr] 81 | for i in 0..num_args { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `valtype_code` [INFO] [stderr] --> src/main.rs:82:17 [INFO] [stderr] | [INFO] [stderr] 82 | let valtype_code = self.binary[*cur]; [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_valtype_code` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:87:13 [INFO] [stderr] | [INFO] [stderr] 87 | for i in 0..num_rets { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `valtype_code` [INFO] [stderr] --> src/main.rs:88:17 [INFO] [stderr] | [INFO] [stderr] 88 | let valtype_code = self.binary[*cur]; [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_valtype_code` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:121:13 [INFO] [stderr] | [INFO] [stderr] 121 | for i in 0..num_decls { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:134:13 [INFO] [stderr] | [INFO] [stderr] 134 | for i in 0..num_exports { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:161:13 [INFO] [stderr] | [INFO] [stderr] 161 | for i in 0..num_local_groups { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `group_count` [INFO] [stderr] --> src/main.rs:162:17 [INFO] [stderr] | [INFO] [stderr] 162 | let group_count = self.read_var_u32(cur); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_group_count` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:152:54 [INFO] [stderr] | [INFO] [stderr] 152 | fn decode_func_body(&self, must_interpret: bool, mut cur: &mut usize) -> Option { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:238:9 [INFO] [stderr] | [INFO] [stderr] 238 | self.decode_code_section(func_index as u32, &mut cur); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:252:5 [INFO] [stderr] | [INFO] [stderr] 252 | m.call_func(0); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused variable: `size` [INFO] [stderr] --> src/main.rs:75:13 [INFO] [stderr] | [INFO] [stderr] 75 | let size = self.read_var_u32(cur); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_size` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:81:13 [INFO] [stderr] | [INFO] [stderr] 81 | for i in 0..num_args { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `valtype_code` [INFO] [stderr] --> src/main.rs:82:17 [INFO] [stderr] | [INFO] [stderr] 82 | let valtype_code = self.binary[*cur]; [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_valtype_code` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:87:13 [INFO] [stderr] | [INFO] [stderr] 87 | for i in 0..num_rets { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `valtype_code` [INFO] [stderr] --> src/main.rs:88:17 [INFO] [stderr] | [INFO] [stderr] 88 | let valtype_code = self.binary[*cur]; [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_valtype_code` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:121:13 [INFO] [stderr] | [INFO] [stderr] 121 | for i in 0..num_decls { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:134:13 [INFO] [stderr] | [INFO] [stderr] 134 | for i in 0..num_exports { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:161:13 [INFO] [stderr] | [INFO] [stderr] 161 | for i in 0..num_local_groups { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `group_count` [INFO] [stderr] --> src/main.rs:162:17 [INFO] [stderr] | [INFO] [stderr] 162 | let group_count = self.read_var_u32(cur); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_group_count` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:152:54 [INFO] [stderr] | [INFO] [stderr] 152 | fn decode_func_body(&self, must_interpret: bool, mut cur: &mut usize) -> Option { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:238:9 [INFO] [stderr] | [INFO] [stderr] 238 | self.decode_code_section(func_index as u32, &mut cur); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:252:5 [INFO] [stderr] | [INFO] [stderr] 252 | m.call_func(0); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.31s [INFO] running `"docker" "inspect" "db8149a0a844dc2fa259d5bb896e03400e10ee940479dec6dd19bc87eb325061"` [INFO] running `"docker" "rm" "-f" "db8149a0a844dc2fa259d5bb896e03400e10ee940479dec6dd19bc87eb325061"` [INFO] [stdout] db8149a0a844dc2fa259d5bb896e03400e10ee940479dec6dd19bc87eb325061