[INFO] fetching crate solitaire_cypher 0.1.4... [INFO] checking solitaire_cypher-0.1.4 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate solitaire_cypher 0.1.4 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate solitaire_cypher 0.1.4 [INFO] finished tweaking crates.io crate solitaire_cypher 0.1.4 [INFO] tweaked toml for crates.io crate solitaire_cypher 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate solitaire_cypher 0.1.4 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 77 packages to latest compatible versions [INFO] [stderr] Adding bounded-integer v0.5.8 (available: v0.6.1) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] [stderr] Adding rand_distr v0.4.3 (available: v0.5.1) [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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 65642a1a224abad9dd7c430b92a96f84079ce366c896610bd4082ac81b7c4320 [INFO] running `Command { std: "docker" "start" "-a" "65642a1a224abad9dd7c430b92a96f84079ce366c896610bd4082ac81b7c4320", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "65642a1a224abad9dd7c430b92a96f84079ce366c896610bd4082ac81b7c4320", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65642a1a224abad9dd7c430b92a96f84079ce366c896610bd4082ac81b7c4320", kill_on_drop: false }` [INFO] [stdout] 65642a1a224abad9dd7c430b92a96f84079ce366c896610bd4082ac81b7c4320 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c2a55c60faf2d5ffe2e8e773739b4af00cc8efc6c85a8186c589bc19538da3ed [INFO] running `Command { std: "docker" "start" "-a" "c2a55c60faf2d5ffe2e8e773739b4af00cc8efc6c85a8186c589bc19538da3ed", kill_on_drop: false }` [INFO] [stderr] Checking is_terminal_polyfill v1.70.2 [INFO] [stderr] Checking regex-automata v0.4.13 [INFO] [stderr] Compiling assert_cmd v2.1.1 [INFO] [stderr] Checking wait-timeout v0.2.1 [INFO] [stderr] Checking bounded-integer v0.5.8 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking float-cmp v0.10.0 [INFO] [stderr] Compiling clap_derive v4.5.49 [INFO] [stderr] Checking anstream v0.6.21 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking clap_builder v4.5.51 [INFO] [stderr] Checking rand_distr v0.4.3 [INFO] [stderr] Checking clap v4.5.51 [INFO] [stderr] Checking regex v1.12.2 [INFO] [stderr] Checking bstr v1.12.1 [INFO] [stderr] Checking env_logger v0.10.2 [INFO] [stderr] Checking predicates v3.1.3 [INFO] [stderr] Checking pretty_env_logger v0.5.0 [INFO] [stderr] Checking card_play v0.1.3 [INFO] [stderr] Checking solitaire_cypher v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:93:53 [INFO] [stdout] | [INFO] [stdout] 93 | fn from_str(s: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 94 | | let mut pt = PlainText(Vec::new()); [INFO] [stdout] 95 | | for letter in s.to_uppercase().bytes() { [INFO] [stdout] 96 | | match UpperLetter::new(letter) { [INFO] [stdout] ... | [INFO] [stdout] 104 | | Ok(pt) [INFO] [stdout] 105 | | } [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 [INFO] [stdout] --> src/lib.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | Ok(pt) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:141:53 [INFO] [stdout] | [INFO] [stdout] 141 | fn from_str(s: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 142 | | let mut ct = CypherText(Vec::new()); [INFO] [stdout] 143 | | for letter in s.to_uppercase().bytes() { [INFO] [stdout] 144 | | match UpperLetter::new(letter) { [INFO] [stdout] ... | [INFO] [stdout] 149 | | Ok(ct) [INFO] [stdout] 150 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:149:9 [INFO] [stdout] | [INFO] [stdout] 149 | Ok(ct) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:93:53 [INFO] [stdout] | [INFO] [stdout] 93 | fn from_str(s: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 94 | | let mut pt = PlainText(Vec::new()); [INFO] [stdout] 95 | | for letter in s.to_uppercase().bytes() { [INFO] [stdout] 96 | | match UpperLetter::new(letter) { [INFO] [stdout] ... | [INFO] [stdout] 104 | | Ok(pt) [INFO] [stdout] 105 | | } [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 [INFO] [stdout] --> src/lib.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | Ok(pt) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:141:53 [INFO] [stdout] | [INFO] [stdout] 141 | fn from_str(s: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 142 | | let mut ct = CypherText(Vec::new()); [INFO] [stdout] 143 | | for letter in s.to_uppercase().bytes() { [INFO] [stdout] 144 | | match UpperLetter::new(letter) { [INFO] [stdout] ... | [INFO] [stdout] 149 | | Ok(ct) [INFO] [stdout] 150 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:149:9 [INFO] [stdout] | [INFO] [stdout] 149 | Ok(ct) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:276:53 [INFO] [stdout] | [INFO] [stdout] 276 | fn from_str(s: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 277 | | let mut ks = KeyStream(Vec::new()); [INFO] [stdout] 278 | | for letter in s.to_uppercase().bytes() { [INFO] [stdout] 279 | | match UpperLetter::new(letter) { [INFO] [stdout] ... | [INFO] [stdout] 284 | | Ok(ks) [INFO] [stdout] 285 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:284:9 [INFO] [stdout] | [INFO] [stdout] 284 | Ok(ks) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:276:53 [INFO] [stdout] | [INFO] [stdout] 276 | fn from_str(s: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 277 | | let mut ks = KeyStream(Vec::new()); [INFO] [stdout] 278 | | for letter in s.to_uppercase().bytes() { [INFO] [stdout] 279 | | match UpperLetter::new(letter) { [INFO] [stdout] ... | [INFO] [stdout] 284 | | Ok(ks) [INFO] [stdout] 285 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:284:9 [INFO] [stdout] | [INFO] [stdout] 284 | Ok(ks) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:548:22 [INFO] [stdout] | [INFO] [stdout] 548 | pt = PlainText::from_str(&pt_str[1]).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:556:22 [INFO] [stdout] | [INFO] [stdout] 556 | ct = CypherText::from_str(&ct_str[1]).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `solitaire_cypher` (lib) due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `solitaire_cypher` (lib test) due to 8 previous errors [INFO] running `Command { std: "docker" "inspect" "c2a55c60faf2d5ffe2e8e773739b4af00cc8efc6c85a8186c589bc19538da3ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2a55c60faf2d5ffe2e8e773739b4af00cc8efc6c85a8186c589bc19538da3ed", kill_on_drop: false }` [INFO] [stdout] c2a55c60faf2d5ffe2e8e773739b4af00cc8efc6c85a8186c589bc19538da3ed