[INFO] fetching crate hypothesis 0.12.0...
[INFO] checking hypothesis-0.12.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate hypothesis 0.12.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate hypothesis 0.12.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate hypothesis 0.12.0
[INFO] tweaked toml for crates.io crate hypothesis 0.12.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hypothesis 0.12.0 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 hypothesis 0.12.0 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 83a6a8bf4b89418e6bf6a62bc64f4df43f0ecc14a794922d0a61a68893afbdd5
[INFO] running `Command { std: "docker" "start" "-a" "83a6a8bf4b89418e6bf6a62bc64f4df43f0ecc14a794922d0a61a68893afbdd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83a6a8bf4b89418e6bf6a62bc64f4df43f0ecc14a794922d0a61a68893afbdd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83a6a8bf4b89418e6bf6a62bc64f4df43f0ecc14a794922d0a61a68893afbdd5", kill_on_drop: false }`
[INFO] [stdout] 83a6a8bf4b89418e6bf6a62bc64f4df43f0ecc14a794922d0a61a68893afbdd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 1ed0b51aba23b320653f8f3823366ea920a275a679f7b171e25887810db17088
[INFO] running `Command { std: "docker" "start" "-a" "1ed0b51aba23b320653f8f3823366ea920a275a679f7b171e25887810db17088", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.72
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking unicode-bidi v0.3.14
[INFO] [stderr]     Checking anstream v0.6.5
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]    Compiling eyre v0.6.11
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking indenter v0.3.0
[INFO] [stderr]     Checking owo-colors v3.4.0
[INFO] [stderr]     Checking clap_builder v4.4.12
[INFO] [stderr]    Compiling thiserror v1.0.53
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.11
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking base64 v0.21.5
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking webpki-roots v0.25.3
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking iana-time-zone v0.1.46
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]    Compiling ring v0.17.7
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking bstr v1.9.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking predicates v3.0.4
[INFO] [stderr]     Checking assert_cmd v2.0.12
[INFO] [stderr]    Compiling darling_core v0.14.1
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.53
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling darling_macro v0.14.1
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling darling v0.14.1
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]    Compiling derive_builder_core v0.12.0
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]     Checking clap v4.4.12
[INFO] [stderr]     Checking clap_complete v4.4.5
[INFO] [stderr]    Compiling derive_builder_macro v0.12.0
[INFO] [stderr]     Checking derive_builder v0.12.0
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking tokio-util v0.7.1
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking h2 v0.3.22
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking hyper-rustls v0.24.2
[INFO] [stderr]     Checking reqwest v0.11.23
[INFO] [stderr]     Checking hypothesis v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> src/errors.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         source: APIError,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `serde_error` is never read
[INFO] [stdout]   --> src/errors.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         serde_error: Option<serde_json::Error>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `raw_text` is never read
[INFO] [stdout]   --> src/errors.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         raw_text: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> src/errors.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         source: std::env::VarError,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<UserAccountID, Infallible>
[INFO] [stdout]    --> src/lib.rs:150:20
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let user = UserAccountID::from_str(username).expect("This should never error");
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> src/errors.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         source: APIError,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `serde_error` is never read
[INFO] [stdout]   --> src/errors.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         serde_error: Option<serde_json::Error>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `raw_text` is never read
[INFO] [stdout]   --> src/errors.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         raw_text: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> src/errors.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         source: std::env::VarError,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<UserAccountID, Infallible>
[INFO] [stdout]    --> src/lib.rs:986:53
[INFO] [stdout]     |
[INFO] [stdout] 986 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 987 | |         Ok(Self(format!("acct:{}@hypothes.is", s)))
[INFO] [stdout] 988 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<UserAccountID, Infallible>
[INFO] [stdout]    --> src/lib.rs:987:9
[INFO] [stdout]     |
[INFO] [stdout] 987 |         Ok(Self(format!("acct:{}@hypothes.is", s)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hypothesis` (lib test) due to 3 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<UserAccountID, Infallible>
[INFO] [stdout]    --> src/lib.rs:150:20
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let user = UserAccountID::from_str(username).expect("This should never error");
[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<UserAccountID, Infallible>
[INFO] [stdout]    --> src/lib.rs:986:53
[INFO] [stdout]     |
[INFO] [stdout] 986 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 987 | |         Ok(Self(format!("acct:{}@hypothes.is", s)))
[INFO] [stdout] 988 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<UserAccountID, Infallible>
[INFO] [stdout]    --> src/lib.rs:987:9
[INFO] [stdout]     |
[INFO] [stdout] 987 |         Ok(Self(format!("acct:{}@hypothes.is", s)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hypothesis` (lib) due to 3 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1ed0b51aba23b320653f8f3823366ea920a275a679f7b171e25887810db17088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ed0b51aba23b320653f8f3823366ea920a275a679f7b171e25887810db17088", kill_on_drop: false }`
[INFO] [stdout] 1ed0b51aba23b320653f8f3823366ea920a275a679f7b171e25887810db17088
