[INFO] fetching crate math 0.11.0...
[INFO] testing math-0.11.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate math 0.11.0 into /workspace/builds/worker-4-tc1/source
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate math 0.11.0
[INFO] finished tweaking crates.io crate math 0.11.0
[INFO] tweaked toml for crates.io crate math 0.11.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate math 0.11.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 30 packages to latest compatible versions
[INFO] [stderr]       Adding num v0.2.1 (available: v0.4.3)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccd9374b952ddca473931da4249a0bee381704d8d6d6febc03a63c18b037fb33
[INFO] running `Command { std: "docker" "start" "-a" "ccd9374b952ddca473931da4249a0bee381704d8d6d6febc03a63c18b037fb33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccd9374b952ddca473931da4249a0bee381704d8d6d6febc03a63c18b037fb33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccd9374b952ddca473931da4249a0bee381704d8d6d6febc03a63c18b037fb33", kill_on_drop: false }`
[INFO] [stdout] ccd9374b952ddca473931da4249a0bee381704d8d6d6febc03a63c18b037fb33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e02e3e85bf76e1f391659e2524dd195cced5a9b747f017d258849498d78188d8
[INFO] running `Command { std: "docker" "start" "-a" "e02e3e85bf76e1f391659e2524dd195cced5a9b747f017d258849498d78188d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling math v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `extract_if` has been stable since 1.87.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(extract_if)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/set/ordered_integer_set.rs:153:44
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let _ = self.intervals.extract_if(|i| i.is_empty());
[INFO] [stdout]     |                                            ^  - type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let _ = self.intervals.extract_if(|i: /* Type */| i.is_empty());
[INFO] [stdout]     |                                             ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 2 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/set/ordered_integer_set.rs:153:32
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let _ = self.intervals.extract_if(|i| i.is_empty());
[INFO] [stdout]     |                                ^^^^^^^^^^------------------ argument #2 is missing
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/alloc/src/vec/mod.rs:3970:12
[INFO] [stdout] help: provide the argument
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let _ = self.intervals.extract_if(|i| i.is_empty(), /* filter */);
[INFO] [stdout]     |                                                           ++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0282.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `math` (lib) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "e02e3e85bf76e1f391659e2524dd195cced5a9b747f017d258849498d78188d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e02e3e85bf76e1f391659e2524dd195cced5a9b747f017d258849498d78188d8", kill_on_drop: false }`
[INFO] [stdout] e02e3e85bf76e1f391659e2524dd195cced5a9b747f017d258849498d78188d8