[INFO] fetching crate dual 0.2.0...
[INFO] testing dual-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate dual 0.2.0 into /workspace/builds/worker-84/source
[INFO] validating manifest of crates.io crate dual 0.2.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dual 0.2.0
[INFO] finished tweaking crates.io crate dual 0.2.0
[INFO] tweaked toml for crates.io crate dual 0.2.0 written to /workspace/builds/worker-84/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: path `/workspace/builds/worker-84/source/src/dual.rs` was erroneously implicitly accepted for library `dual`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12e963e5e9b199e11b5027a18796e930178b1811afe79ec30fc41dacf3acfbdc
[INFO] running `Command { std: "docker" "start" "-a" "12e963e5e9b199e11b5027a18796e930178b1811afe79ec30fc41dacf3acfbdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12e963e5e9b199e11b5027a18796e930178b1811afe79ec30fc41dacf3acfbdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12e963e5e9b199e11b5027a18796e930178b1811afe79ec30fc41dacf3acfbdc", kill_on_drop: false }`
[INFO] [stdout] 12e963e5e9b199e11b5027a18796e930178b1811afe79ec30fc41dacf3acfbdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02d60622c4e786118e25417e132e8884cabfea378271b97c6a2c16ff0eb64c4e
[INFO] running `Command { std: "docker" "start" "-a" "02d60622c4e786118e25417e132e8884cabfea378271b97c6a2c16ff0eb64c4e", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/dual.rs` was erroneously implicitly accepted for library `dual`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling dual v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dual.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let v = try! { Num::from_str_radix(s[0], radix) };
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dual.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let d = try! { Num::from_str_radix(s[1], radix) };
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.08s
[INFO] running `Command { std: "docker" "inspect" "02d60622c4e786118e25417e132e8884cabfea378271b97c6a2c16ff0eb64c4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02d60622c4e786118e25417e132e8884cabfea378271b97c6a2c16ff0eb64c4e", kill_on_drop: false }`
[INFO] [stdout] 02d60622c4e786118e25417e132e8884cabfea378271b97c6a2c16ff0eb64c4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1dfcef5365ee07422e6f0b2be08a3d66bd3c1f8bb9097b16d25404397f3cd7cf
[INFO] running `Command { std: "docker" "start" "-a" "1dfcef5365ee07422e6f0b2be08a3d66bd3c1f8bb9097b16d25404397f3cd7cf", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/dual.rs` was erroneously implicitly accepted for library `dual`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dual.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let v = try! { Num::from_str_radix(s[0], radix) };
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dual.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let d = try! { Num::from_str_radix(s[1], radix) };
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dual v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dual.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let v = try! { Num::from_str_radix(s[0], radix) };
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dual.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let d = try! { Num::from_str_radix(s[1], radix) };
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "1dfcef5365ee07422e6f0b2be08a3d66bd3c1f8bb9097b16d25404397f3cd7cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dfcef5365ee07422e6f0b2be08a3d66bd3c1f8bb9097b16d25404397f3cd7cf", kill_on_drop: false }`
[INFO] [stdout] 1dfcef5365ee07422e6f0b2be08a3d66bd3c1f8bb9097b16d25404397f3cd7cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 86d1b8ed144c43d03e150be6b944b5972c0f46ade4f9b3c61a7b0b10e4efac97
[INFO] running `Command { std: "docker" "start" "-a" "86d1b8ed144c43d03e150be6b944b5972c0f46ade4f9b3c61a7b0b10e4efac97", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/dual.rs` was erroneously implicitly accepted for library `dual`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/dual.rs:58:13
[INFO] [stderr]    |
[INFO] [stderr] 58 |     let v = try! { Num::from_str_radix(s[0], radix) };
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/dual.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let d = try! { Num::from_str_radix(s[1], radix) };
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `dual` (lib) generated 2 warnings
[INFO] [stderr] warning: `dual` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.19s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dual-0a96f9c44e6c1d85)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dual
[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] [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" "86d1b8ed144c43d03e150be6b944b5972c0f46ade4f9b3c61a7b0b10e4efac97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86d1b8ed144c43d03e150be6b944b5972c0f46ade4f9b3c61a7b0b10e4efac97", kill_on_drop: false }`
[INFO] [stdout] 86d1b8ed144c43d03e150be6b944b5972c0f46ade4f9b3c61a7b0b10e4efac97