[INFO] cloning repository https://github.com/sanket143/candyman
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sanket143/candyman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanket143%2Fcandyman", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanket143%2Fcandyman'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4160605d484bf149fc5d5a2c765edc1fbfa9c272
[INFO] checking sanket143/candyman against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanket143%2Fcandyman" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sanket143/candyman on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sanket143/candyman
[INFO] finished tweaking git repo https://github.com/sanket143/candyman
[INFO] tweaked toml for git repo https://github.com/sanket143/candyman written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sanket143/candyman 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e516e8d1884f3bf01bb9257e11b976c4ddfeef2b56e4d0d721c72acb66411070
[INFO] running `Command { std: "docker" "start" "-a" "e516e8d1884f3bf01bb9257e11b976c4ddfeef2b56e4d0d721c72acb66411070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e516e8d1884f3bf01bb9257e11b976c4ddfeef2b56e4d0d721c72acb66411070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e516e8d1884f3bf01bb9257e11b976c4ddfeef2b56e4d0d721c72acb66411070", kill_on_drop: false }`
[INFO] [stdout] e516e8d1884f3bf01bb9257e11b976c4ddfeef2b56e4d0d721c72acb66411070
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ef5076e61c1c94cb81cfd47a7e0cf1ff4a85bfe3449673c423930277c94c997
[INFO] running `Command { std: "docker" "start" "-a" "3ef5076e61c1c94cb81cfd47a7e0cf1ff4a85bfe3449673c423930277c94c997", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling rustix v0.38.8
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling serde_json v1.0.99
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking aho-corasick v1.0.3
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]    Compiling rustls v0.21.6
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking winnow v0.5.10
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]     Checking fd-lock v3.0.13
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]     Checking regex-automata v0.3.6
[INFO] [stderr]     Checking pin-project-lite v0.2.12
[INFO] [stderr]     Checking home v0.5.5
[INFO] [stderr]     Checking pipeline v0.5.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking tokio v1.31.0
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking rustyline v12.0.0
[INFO] [stderr]     Checking toml_edit v0.19.14
[INFO] [stderr]     Checking colored_json v3.2.0
[INFO] [stderr]     Checking regex v1.9.3
[INFO] [stderr]     Checking markdown v0.3.0
[INFO] [stderr]     Checking toml v0.7.6
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking rustls-webpki v0.100.1
[INFO] [stderr]     Checking rustls-webpki v0.101.3
[INFO] [stderr]     Checking webpki-roots v0.23.1
[INFO] [stderr]     Checking ureq v2.7.1
[INFO] [stderr]     Checking candyman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `first`
[INFO] [stdout]  --> src/commands/list_files.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |     if let Some((first, args)) = args.split_first() {
[INFO] [stdout]   |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_first`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `first`
[INFO] [stdout]  --> src/commands/list_files.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |     if let Some((first, args)) = args.split_first() {
[INFO] [stdout]   |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_first`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variables`
[INFO] [stdout]   --> src/md/parser.rs:56:37
[INFO] [stdout]    |
[INFO] [stdout] 56 | ...                   let variables = iter.peek();
[INFO] [stdout]    |                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variables`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variables`
[INFO] [stdout]   --> src/md/parser.rs:56:37
[INFO] [stdout]    |
[INFO] [stdout] 56 | ...                   let variables = iter.peek();
[INFO] [stdout]    |                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variables`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |             commands::create::call(tokens[1]);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 47 |             let _ = commands::create::call(tokens[1]);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |             commands::create::call(tokens[1]);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 47 |             let _ = commands::create::call(tokens[1]);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.88s
[INFO] running `Command { std: "docker" "inspect" "3ef5076e61c1c94cb81cfd47a7e0cf1ff4a85bfe3449673c423930277c94c997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef5076e61c1c94cb81cfd47a7e0cf1ff4a85bfe3449673c423930277c94c997", kill_on_drop: false }`
[INFO] [stdout] 3ef5076e61c1c94cb81cfd47a7e0cf1ff4a85bfe3449673c423930277c94c997
