[INFO] fetching crate dashu-ratio 0.4.0...
[INFO] checking dashu-ratio-0.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate dashu-ratio 0.4.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate dashu-ratio 0.4.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dashu-ratio 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate dashu-ratio 0.4.0
[INFO] tweaked toml for crates.io crate dashu-ratio 0.4.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 95 packages
[INFO] [stderr]       Adding anes v0.1.6 (latest: v0.2.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding clap v3.2.25 (latest: v4.5.4)
[INFO] [stderr]       Adding clap_lex v0.2.4 (latest: v0.7.0)
[INFO] [stderr]       Adding criterion v0.4.0 (latest: v0.5.1)
[INFO] [stderr]       Adding embedded-io v0.4.0 (latest: v0.6.1)
[INFO] [stderr]       Adding hash32 v0.2.1 (latest: v0.3.1)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding heapless v0.7.17 (latest: v0.8.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding os_str_bytes v6.6.1 (latest: v7.0.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dashu-base v0.4.1
[INFO] [stderr]   Downloaded serde_test v1.0.176
[INFO] [stderr]   Downloaded num-modular v0.6.1
[INFO] [stderr]   Downloaded num-order v1.2.0
[INFO] [stderr]   Downloaded dashu-float v0.4.3
[INFO] [stderr]   Downloaded dashu-int v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fecb5887b0b826bb2ab90c637c8aa030ca68d3d27bfe1b2743db0fc7dfaac9e
[INFO] running `Command { std: "docker" "start" "-a" "3fecb5887b0b826bb2ab90c637c8aa030ca68d3d27bfe1b2743db0fc7dfaac9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fecb5887b0b826bb2ab90c637c8aa030ca68d3d27bfe1b2743db0fc7dfaac9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fecb5887b0b826bb2ab90c637c8aa030ca68d3d27bfe1b2743db0fc7dfaac9e", kill_on_drop: false }`
[INFO] [stdout] 3fecb5887b0b826bb2ab90c637c8aa030ca68d3d27bfe1b2743db0fc7dfaac9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4991e6ce054168973ed9abf9951815a018d06e6cc07cd8037fb0f3830206b085
[INFO] running `Command { std: "docker" "start" "-a" "4991e6ce054168973ed9abf9951815a018d06e6cc07cd8037fb0f3830206b085", kill_on_drop: false }`
[INFO] [stderr]     Checking num-modular v0.6.1
[INFO] [stderr]     Checking dashu-base v0.4.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking embedded-io v0.4.0
[INFO] [stderr]     Checking cobs v0.2.3
[INFO] [stderr]     Checking serde_test v1.0.176
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]     Checking dashu-int v0.4.1
[INFO] [stderr]     Checking num-order v1.2.0
[INFO] [stderr]     Checking postcard v1.0.8
[INFO] [stderr]     Checking dashu-float v0.4.3
[INFO] [stderr]     Checking dashu-ratio v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `third_party::*`
[INFO] [stdout]   --> src/lib.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub use third_party::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `third_party::*`
[INFO] [stdout]   --> src/lib.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub use third_party::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `dashu_base::AbsEq`: AbsEq will be moved in AbsOrd in v0.5
[INFO] [stdout]  --> src/rbig.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use dashu_base::{AbsEq, EstimatedLog2, Sign, Signed};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `dashu_base::AbsEq`: AbsEq will be moved in AbsOrd in v0.5
[INFO] [stdout]  --> src/rbig.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use dashu_base::{AbsEq, EstimatedLog2, Sign, Signed};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `dashu_base::AbsEq::abs_eq`: AbsEq will be moved in AbsOrd in v0.5
[INFO] [stdout]    --> src/rbig.rs:372:60
[INFO] [stdout]     |
[INFO] [stdout] 372 |         self.0.numerator.is_positive() && self.0.numerator.abs_eq(&self.0.denominator)
[INFO] [stdout]     |                                                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `dashu_base::AbsEq::abs_eq`: AbsEq will be moved in AbsOrd in v0.5
[INFO] [stdout]    --> src/rbig.rs:372:60
[INFO] [stdout]     |
[INFO] [stdout] 372 |         self.0.numerator.is_positive() && self.0.numerator.abs_eq(&self.0.denominator)
[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] [stdout] warning: use of deprecated associated function `dashu_float::parse::<impl dashu_float::FBig<R, B>>::from_str_native`: from_str_native will be removed in v0.5. Use core::str::FromStr instead.
[INFO] [stdout]   --> tests/dashu_float.rs:14:54
[INFO] [stdout]    |
[INFO] [stdout] 14 |     assert_eq!(rbig!(1 / 2).to_float(1), Exact(DBig::from_str_native("0.5").unwrap()));
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `dashu_float::parse::<impl dashu_float::FBig<R, B>>::from_str_native`: from_str_native will be removed in v0.5. Use core::str::FromStr instead.
[INFO] [stdout]   --> tests/dashu_float.rs:15:54
[INFO] [stdout]    |
[INFO] [stdout] 15 |     assert_eq!(rbig!(2 / 5).to_float(1), Exact(DBig::from_str_native("0.4").unwrap()));
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `dashu_float::parse::<impl dashu_float::FBig<R, B>>::from_str_native`: from_str_native will be removed in v0.5. Use core::str::FromStr instead.
[INFO] [stdout]   --> tests/dashu_float.rs:16:56
[INFO] [stdout]    |
[INFO] [stdout] 16 |     assert_eq!(rbig!(9 / 100).to_float(1), Exact(DBig::from_str_native("0.09").unwrap()));
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `dashu_float::parse::<impl dashu_float::FBig<R, B>>::from_str_native`: from_str_native will be removed in v0.5. Use core::str::FromStr instead.
[INFO] [stdout]   --> tests/dashu_float.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 |         Inexact(DBig::from_str_native("0.6364").unwrap(), AddOne)
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `dashu_float::parse::<impl dashu_float::FBig<R, B>>::from_str_native`: from_str_native will be removed in v0.5. Use core::str::FromStr instead.
[INFO] [stdout]   --> tests/dashu_float.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 23 |         Inexact(DBig::from_str_native("6.000e-8").unwrap(), NoOp)
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `dashu_float::parse::<impl dashu_float::FBig<R, B>>::from_str_native`: from_str_native will be removed in v0.5. Use core::str::FromStr instead.
[INFO] [stdout]   --> tests/dashu_float.rs:27:23
[INFO] [stdout]    |
[INFO] [stdout] 27 |         Inexact(DBig::from_str_native("7.407e6").unwrap(), NoOp)
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `dashu_float::parse::<impl dashu_float::FBig<R, B>>::from_str_native`: from_str_native will be removed in v0.5. Use core::str::FromStr instead.
[INFO] [stdout]   --> tests/dashu_float.rs:36:54
[INFO] [stdout]    |
[INFO] [stdout] 36 |     assert_eq!(rbig!(1 / 2).to_float(1), Exact(FBin::from_str_native("0x1p-1").unwrap()));
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `dashu_float::parse::<impl dashu_float::FBig<R, B>>::from_str_native`: from_str_native will be removed in v0.5. Use core::str::FromStr instead.
[INFO] [stdout]   --> tests/dashu_float.rs:39:23
[INFO] [stdout]    |
[INFO] [stdout] 39 |         Inexact(FBin::from_str_native("0x1p-2").unwrap(), NoOp)
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `dashu_float::parse::<impl dashu_float::FBig<R, B>>::from_str_native`: from_str_native will be removed in v0.5. Use core::str::FromStr instead.
[INFO] [stdout]   --> tests/dashu_float.rs:43:23
[INFO] [stdout]    |
[INFO] [stdout] 43 |         Inexact(FBin::from_str_native("0xbp-7").unwrap(), NoOp)
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.11s
[INFO] running `Command { std: "docker" "inspect" "4991e6ce054168973ed9abf9951815a018d06e6cc07cd8037fb0f3830206b085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4991e6ce054168973ed9abf9951815a018d06e6cc07cd8037fb0f3830206b085", kill_on_drop: false }`
[INFO] [stdout] 4991e6ce054168973ed9abf9951815a018d06e6cc07cd8037fb0f3830206b085