[INFO] updating cached repository https://github.com/zss-git/solstice [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 8f4c79b2e43f487a879c0c0e8e7c4540cac5d31b [INFO] checking zss-git/solstice against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzss-git%2Fsolstice" "/workspace/builds/worker-9/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zss-git/solstice on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/zss-git/solstice [INFO] finished tweaking git repo https://github.com/zss-git/solstice [INFO] tweaked toml for git repo https://github.com/zss-git/solstice written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/zss-git/solstice already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] de65b45637501a7f60cdeddc9cb022d6f21fdda9275fa11a6fea4ad8b16848ce [INFO] running `"docker" "start" "-a" "de65b45637501a7f60cdeddc9cb022d6f21fdda9275fa11a6fea4ad8b16848ce"` [INFO] [stderr] Checking num-traits v0.2.1 [INFO] [stderr] Compiling serde_derive_internals v0.21.0 [INFO] [stderr] Checking regex v0.2.10 [INFO] [stderr] Checking serde_json v1.0.11 [INFO] [stderr] Compiling serde_derive v1.0.33 [INFO] [stderr] Checking translator v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/data_structure.rs:44:13 [INFO] [stderr] | [INFO] [stderr] 44 | let mut e : &ContractElement = contract.get(i).expect("Array index oob"); [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: variable does not need to be mutable [INFO] [stderr] --> src/data_structure.rs:44:13 [INFO] [stderr] | [INFO] [stderr] 44 | let mut e : &ContractElement = contract.get(i).expect("Array index oob"); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parse.rs:94:13 [INFO] [stderr] | [INFO] [stderr] 94 | let mut cur_cap = String::from(&cap[0]); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parse.rs:154:13 [INFO] [stderr] | [INFO] [stderr] 154 | let mut mapping : String; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/data_structure.rs:44:13 [INFO] [stderr] | [INFO] [stderr] 44 | let mut e : &ContractElement = contract.get(i).expect("Array index oob"); [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: variable does not need to be mutable [INFO] [stderr] --> src/data_structure.rs:44:13 [INFO] [stderr] | [INFO] [stderr] 44 | let mut e : &ContractElement = contract.get(i).expect("Array index oob"); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parse.rs:94:13 [INFO] [stderr] | [INFO] [stderr] 94 | let mut cur_cap = String::from(&cap[0]); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parse.rs:154:13 [INFO] [stderr] | [INFO] [stderr] 154 | let mut mapping : String; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/function_gen.rs:222:17 [INFO] [stderr] | [INFO] [stderr] 222 | let mut def = ContractElement { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/function_gen.rs:278:17 [INFO] [stderr] | [INFO] [stderr] 278 | let mut generates_call = generates_args.remove(0); [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/function_gen.rs:306:17 [INFO] [stderr] | [INFO] [stderr] 306 | let mut def = ContractElement { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/function_gen.rs:415:33 [INFO] [stderr] | [INFO] [stderr] 415 | ... let mut out_line : String; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused return value of `core::str::::trim` that must be used [INFO] [stderr] --> src/parse.rs:119:17 [INFO] [stderr] | [INFO] [stderr] 119 | cur_val.trim(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this returns the trimmed string as a slice, without modifying the original [INFO] [stderr] [INFO] [stderr] warning: unused return value of `core::str::::trim` that must be used [INFO] [stderr] --> src/parse.rs:205:9 [INFO] [stderr] | [INFO] [stderr] 205 | new.trim(); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this returns the trimmed string as a slice, without modifying the original [INFO] [stderr] [INFO] [stderr] warning: unused return value of `core::str::::trim` that must be used [INFO] [stderr] --> src/contract_gen.rs:95:5 [INFO] [stderr] | [INFO] [stderr] 95 | create_contract.trim(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this returns the trimmed string as a slice, without modifying the original [INFO] [stderr] [INFO] [stderr] warning: unused return value of `core::str::::trim` that must be used [INFO] [stderr] --> src/parse.rs:119:17 [INFO] [stderr] | [INFO] [stderr] 119 | cur_val.trim(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this returns the trimmed string as a slice, without modifying the original [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/function_gen.rs:222:17 [INFO] [stderr] | [INFO] [stderr] 222 | let mut def = ContractElement { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/function_gen.rs:278:17 [INFO] [stderr] | [INFO] [stderr] 278 | let mut generates_call = generates_args.remove(0); [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/function_gen.rs:306:17 [INFO] [stderr] | [INFO] [stderr] 306 | let mut def = ContractElement { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/function_gen.rs:415:33 [INFO] [stderr] | [INFO] [stderr] 415 | ... let mut out_line : String; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused return value of `core::str::::trim` that must be used [INFO] [stderr] --> src/parse.rs:119:17 [INFO] [stderr] | [INFO] [stderr] 119 | cur_val.trim(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this returns the trimmed string as a slice, without modifying the original [INFO] [stderr] [INFO] [stderr] warning: unused return value of `core::str::::trim` that must be used [INFO] [stderr] --> src/parse.rs:205:9 [INFO] [stderr] | [INFO] [stderr] 205 | new.trim(); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this returns the trimmed string as a slice, without modifying the original [INFO] [stderr] [INFO] [stderr] warning: unused return value of `core::str::::trim` that must be used [INFO] [stderr] --> src/contract_gen.rs:95:5 [INFO] [stderr] | [INFO] [stderr] 95 | create_contract.trim(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this returns the trimmed string as a slice, without modifying the original [INFO] [stderr] [INFO] [stderr] warning: unused return value of `core::str::::trim` that must be used [INFO] [stderr] --> src/parse.rs:119:17 [INFO] [stderr] | [INFO] [stderr] 119 | cur_val.trim(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this returns the trimmed string as a slice, without modifying the original [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.92s [INFO] running `"docker" "inspect" "de65b45637501a7f60cdeddc9cb022d6f21fdda9275fa11a6fea4ad8b16848ce"` [INFO] running `"docker" "rm" "-f" "de65b45637501a7f60cdeddc9cb022d6f21fdda9275fa11a6fea4ad8b16848ce"` [INFO] [stdout] de65b45637501a7f60cdeddc9cb022d6f21fdda9275fa11a6fea4ad8b16848ce