[INFO] fetching crate inta 0.1.2...
[INFO] testing inta-0.1.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate inta 0.1.2 into /workspace/builds/worker-91/source
[INFO] validating manifest of crates.io crate inta 0.1.2 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate inta 0.1.2
[INFO] finished tweaking crates.io crate inta 0.1.2
[INFO] tweaked toml for crates.io crate inta 0.1.2 written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 452abd966c8e0c5828a5c012cc52884aee50cb3bf11004f256727b484b3385d4
[INFO] running `Command { std: "docker" "start" "-a" "452abd966c8e0c5828a5c012cc52884aee50cb3bf11004f256727b484b3385d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "452abd966c8e0c5828a5c012cc52884aee50cb3bf11004f256727b484b3385d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "452abd966c8e0c5828a5c012cc52884aee50cb3bf11004f256727b484b3385d4", kill_on_drop: false }`
[INFO] [stdout] 452abd966c8e0c5828a5c012cc52884aee50cb3bf11004f256727b484b3385d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40b1a393d83eb2905c606e7a566c11f253b8806de3af056300c84065471b9cf1
[INFO] running `Command { std: "docker" "start" "-a" "40b1a393d83eb2905c606e7a566c11f253b8806de3af056300c84065471b9cf1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling inta v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:243:13
[INFO] [stdout]     |
[INFO] [stdout] 243 |         let mut i = f_1;
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "40b1a393d83eb2905c606e7a566c11f253b8806de3af056300c84065471b9cf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40b1a393d83eb2905c606e7a566c11f253b8806de3af056300c84065471b9cf1", kill_on_drop: false }`
[INFO] [stdout] 40b1a393d83eb2905c606e7a566c11f253b8806de3af056300c84065471b9cf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76794fdca1bc3bd3d453f3bc785693ca9002de7616fa6ff134ca13ce6073fa4f
[INFO] running `Command { std: "docker" "start" "-a" "76794fdca1bc3bd3d453f3bc785693ca9002de7616fa6ff134ca13ce6073fa4f", kill_on_drop: false }`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:243:13
[INFO] [stdout]     |
[INFO] [stdout] 243 |         let mut i = f_1;
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling inta v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:243:13
[INFO] [stdout]     |
[INFO] [stdout] 243 |         let mut i = f_1;
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "76794fdca1bc3bd3d453f3bc785693ca9002de7616fa6ff134ca13ce6073fa4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76794fdca1bc3bd3d453f3bc785693ca9002de7616fa6ff134ca13ce6073fa4f", kill_on_drop: false }`
[INFO] [stdout] 76794fdca1bc3bd3d453f3bc785693ca9002de7616fa6ff134ca13ce6073fa4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a7972102fd7fa26a7536d5935b136e8f6c612eb096d8853da39abe96b6944f9a
[INFO] running `Command { std: "docker" "start" "-a" "a7972102fd7fa26a7536d5935b136e8f6c612eb096d8853da39abe96b6944f9a", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:243:13
[INFO] [stderr]     |
[INFO] [stderr] 243 |         let mut i = f_1;
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `inta` (lib) generated 1 warning
[INFO] [stderr] warning: `inta` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/inta-774812da9e3478fa)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stderr]    Doc-tests inta
[INFO] [stdout] test tests::acos_interval ... ok
[INFO] [stdout] test tests::acosh_interval ... ok
[INFO] [stdout] test tests::add_interval ... ok
[INFO] [stdout] test tests::asin_interval ... ok
[INFO] [stdout] test tests::asinh_interval ... ok
[INFO] [stdout] test tests::atan_interval ... ok
[INFO] [stdout] test tests::atanh_interval ... ok
[INFO] [stdout] test tests::cos_interval ... ok
[INFO] [stdout] test tests::cosh_interval ... ok
[INFO] [stdout] test tests::div_interval ... ok
[INFO] [stdout] test tests::e_interval ... ok
[INFO] [stdout] test tests::exp_interval ... ok
[INFO] [stdout] test tests::hull_interval ... ok
[INFO] [stdout] test tests::log_interval ... ok
[INFO] [stdout] test tests::mul_interval ... ok
[INFO] [stdout] test tests::sin_interval ... ok
[INFO] [stdout] test tests::sinh_interval ... ok
[INFO] [stdout] test tests::sub_interval ... ok
[INFO] [stdout] test tests::tan_interval ... ok
[INFO] [stdout] test tests::tanh_interval ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a7972102fd7fa26a7536d5935b136e8f6c612eb096d8853da39abe96b6944f9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7972102fd7fa26a7536d5935b136e8f6c612eb096d8853da39abe96b6944f9a", kill_on_drop: false }`
[INFO] [stdout] a7972102fd7fa26a7536d5935b136e8f6c612eb096d8853da39abe96b6944f9a