[INFO] fetching crate idl2json_cli 0.10.1...
[INFO] checking idl2json_cli-0.10.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate idl2json_cli 0.10.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate idl2json_cli 0.10.1
[INFO] finished tweaking crates.io crate idl2json_cli 0.10.1
[INFO] tweaked toml for crates.io crate idl2json_cli 0.10.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate idl2json_cli 0.10.1 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate idl2json_cli 0.10.1 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 609dd22b9419d832ef71f281a75b4c7f49f32a009325c422959f5fede22792e6
[INFO] running `Command { std: "docker" "start" "-a" "609dd22b9419d832ef71f281a75b4c7f49f32a009325c422959f5fede22792e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "609dd22b9419d832ef71f281a75b4c7f49f32a009325c422959f5fede22792e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "609dd22b9419d832ef71f281a75b4c7f49f32a009325c422959f5fede22792e6", kill_on_drop: false }`
[INFO] [stdout] 609dd22b9419d832ef71f281a75b4c7f49f32a009325c422959f5fede22792e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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 -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ec6ee693b2298d31e2eb6b672b3f51d16c64a050ebd0ea6ccef0c19b84ad443
[INFO] running `Command { std: "docker" "start" "-a" "2ec6ee693b2298d31e2eb6b672b3f51d16c64a050ebd0ea6ccef0c19b84ad443", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.94
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling hashbrown v0.14.1
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling ena v0.14.2
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking arbitrary v1.3.2
[INFO] [stderr]    Compiling indexmap v2.0.2
[INFO] [stderr]     Checking data-encoding v2.4.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]     Checking pretty v0.12.3
[INFO] [stderr]     Checking os_str_bytes v6.3.1
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling serde_json v1.0.109
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]     Checking convert_case v0.6.0
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]     Checking lalrpop-util v0.20.2
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking block-buffer v0.10.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling logos-codegen v0.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling candid_derive v0.6.6
[INFO] [stderr]    Compiling fn-error-context v0.2.1
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling logos-derive v0.13.0
[INFO] [stderr]     Checking logos v0.13.0
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]    Compiling lalrpop v0.20.2
[INFO] [stderr]    Compiling idl2json_cli v0.10.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking clap v3.2.23
[INFO] [stderr]     Checking binread v2.2.0
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking ic_principal v0.1.1
[INFO] [stderr]     Checking candid v0.10.4
[INFO] [stderr]    Compiling candid_parser v0.1.4
[INFO] [stderr]     Checking idl2json v0.10.1
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/lib.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 123 |     did: Vec<PathBuf>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/lib.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     typ: Option<String>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `idl2json_cli` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/lib.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 123 |     did: Vec<PathBuf>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/lib.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     typ: Option<String>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `idl2json_cli` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "2ec6ee693b2298d31e2eb6b672b3f51d16c64a050ebd0ea6ccef0c19b84ad443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ec6ee693b2298d31e2eb6b672b3f51d16c64a050ebd0ea6ccef0c19b84ad443", kill_on_drop: false }`
[INFO] [stdout] 2ec6ee693b2298d31e2eb6b672b3f51d16c64a050ebd0ea6ccef0c19b84ad443
