[INFO] cloning repository https://github.com/sunkit02/vislog
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sunkit02/vislog" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunkit02%2Fvislog", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunkit02%2Fvislog'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 00098c4d2ce4b905dab765fe5bee9d98500354a7
[INFO] checking sunkit02/vislog against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunkit02%2Fvislog" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sunkit02/vislog
[INFO] finished tweaking git repo https://github.com/sunkit02/vislog
[INFO] tweaked toml for git repo https://github.com/sunkit02/vislog written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sunkit02/vislog 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 git repo https://github.com/sunkit02/vislog 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 85e1befef4124965035633728db635c8c996e67fa3f3e91eda894aa01734f23e
[INFO] running `Command { std: "docker" "start" "-a" "85e1befef4124965035633728db635c8c996e67fa3f3e91eda894aa01734f23e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85e1befef4124965035633728db635c8c996e67fa3f3e91eda894aa01734f23e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e1befef4124965035633728db635c8c996e67fa3f3e91eda894aa01734f23e", kill_on_drop: false }`
[INFO] [stdout] 85e1befef4124965035633728db635c8c996e67fa3f3e91eda894aa01734f23e
[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] 68ac0475685c91cff225225a8fd58bda7c36acb3fd4a8f070ce691f259d26654
[INFO] running `Command { std: "docker" "start" "-a" "68ac0475685c91cff225225a8fd58bda7c36acb3fd4a8f070ce691f259d26654", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking getrandom v0.2.13
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]     Checking winnow v0.6.5
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]    Compiling axum v0.7.5
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking http-body v1.0.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking http-range-header v0.4.0
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[INFO] [stderr]     Checking http-body-util v0.1.1
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking sync_wrapper v1.0.0
[INFO] [stderr]     Checking convert_case v0.6.0
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking dlv-list v0.5.2
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking ordered-multimap v0.6.0
[INFO] [stderr]     Checking rust-ini v0.19.0
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling pest v2.7.9
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]    Compiling pest_meta v2.7.9
[INFO] [stderr]    Compiling pest_generator v2.7.9
[INFO] [stderr]    Compiling pest_derive v2.7.9
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking json5 v0.4.1
[INFO] [stderr]     Checking serde_path_to_error v0.1.16
[INFO] [stderr]     Checking h2 v0.4.4
[INFO] [stderr]     Checking toml_edit v0.22.9
[INFO] [stderr]     Checking ron v0.8.1
[INFO] [stderr]     Checking tower-http v0.5.2
[INFO] [stderr]     Checking vislog-core v0.1.0 (/opt/rustwide/workdir/vislog-core)
[INFO] [stdout] warning: function `deserialize_from_str` is never used
[INFO] [stdout]    --> vislog-core/src/parsing/mod.rs:688:15
[INFO] [stdout]     |
[INFO] [stdout] 688 | pub(crate) fn deserialize_from_str<'de, D, T>(deserializer: D) -> Result<T, D::Error>
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `deserialize_and_floor_u8_from_float_str` is never used
[INFO] [stdout]    --> vislog-core/src/parsing/mod.rs:698:15
[INFO] [stdout]     |
[INFO] [stdout] 698 | pub(crate) fn deserialize_and_floor_u8_from_float_str<'de, D>(
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `deserialize_extract_guid_only` is never used
[INFO] [stdout]    --> vislog-core/src/parsing/mod.rs:717:15
[INFO] [stdout]     |
[INFO] [stdout] 717 | pub(crate) fn deserialize_extract_guid_only<'de, D>(
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]     --> vislog-core/src/parsing/courses.rs:997:22
[INFO] [stdout]      |
[INFO] [stdout]  997 |           let number = entry
[INFO] [stdout]      |  ______________________^
[INFO] [stdout]  998 | |             .number
[INFO] [stdout]  999 | |             .ok_or(anyhow!("missing course number"))?
[INFO] [stdout] 1000 | |             .parse()?;
[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]     --> vislog-core/src/parsing/courses.rs:997:22
[INFO] [stdout]      |
[INFO] [stdout]  997 |           let number = entry
[INFO] [stdout]      |  ______________________^
[INFO] [stdout]  998 | |             .number
[INFO] [stdout]  999 | |             .ok_or(anyhow!("missing course number"))?
[INFO] [stdout] 1000 | |             .parse()?;
[INFO] [stdout]      | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `deserialize_from_str` is never used
[INFO] [stdout]    --> vislog-core/src/parsing/mod.rs:688:15
[INFO] [stdout]     |
[INFO] [stdout] 688 | pub(crate) fn deserialize_from_str<'de, D, T>(deserializer: D) -> Result<T, D::Error>
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `deserialize_and_floor_u8_from_float_str` is never used
[INFO] [stdout]    --> vislog-core/src/parsing/mod.rs:698:15
[INFO] [stdout]     |
[INFO] [stdout] 698 | pub(crate) fn deserialize_and_floor_u8_from_float_str<'de, D>(
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `deserialize_extract_guid_only` is never used
[INFO] [stdout]    --> vislog-core/src/parsing/mod.rs:717:15
[INFO] [stdout]     |
[INFO] [stdout] 717 | pub(crate) fn deserialize_extract_guid_only<'de, D>(
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vislog-core` (lib) due to 2 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]     --> vislog-core/src/parsing/courses.rs:997:22
[INFO] [stdout]      |
[INFO] [stdout]  997 |           let number = entry
[INFO] [stdout]      |  ______________________^
[INFO] [stdout]  998 | |             .number
[INFO] [stdout]  999 | |             .ok_or(anyhow!("missing course number"))?
[INFO] [stdout] 1000 | |             .parse()?;
[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]     --> vislog-core/src/parsing/courses.rs:997:22
[INFO] [stdout]      |
[INFO] [stdout]  997 |           let number = entry
[INFO] [stdout]      |  ______________________^
[INFO] [stdout]  998 | |             .number
[INFO] [stdout]  999 | |             .ok_or(anyhow!("missing course number"))?
[INFO] [stdout] 1000 | |             .parse()?;
[INFO] [stdout]      | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vislog-core` (lib test) due to 2 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "68ac0475685c91cff225225a8fd58bda7c36acb3fd4a8f070ce691f259d26654", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68ac0475685c91cff225225a8fd58bda7c36acb3fd4a8f070ce691f259d26654", kill_on_drop: false }`
[INFO] [stdout] 68ac0475685c91cff225225a8fd58bda7c36acb3fd4a8f070ce691f259d26654
