[INFO] fetching crate serde_tuple 0.5.0...
[INFO] testing serde_tuple-0.5.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate serde_tuple 0.5.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate serde_tuple 0.5.0 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 serde_tuple 0.5.0
[INFO] finished tweaking crates.io crate serde_tuple 0.5.0
[INFO] tweaked toml for crates.io crate serde_tuple 0.5.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate serde_tuple 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.92
[INFO] [stderr]   Downloaded serde_tuple_macros v0.5.0
[INFO] [stderr]   Downloaded syn v0.15.36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 7016108eba347931cc9aeba0b0b76d803de2cee1c4c1b63880d48d9153a83b70
[INFO] running `Command { std: "docker" "start" "-a" "7016108eba347931cc9aeba0b0b76d803de2cee1c4c1b63880d48d9153a83b70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7016108eba347931cc9aeba0b0b76d803de2cee1c4c1b63880d48d9153a83b70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7016108eba347931cc9aeba0b0b76d803de2cee1c4c1b63880d48d9153a83b70", kill_on_drop: false }`
[INFO] [stdout] 7016108eba347931cc9aeba0b0b76d803de2cee1c4c1b63880d48d9153a83b70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] fb423af23c903b011d3c945246de2704c54a2a2b893e7540b6e352e755fa22fa
[INFO] running `Command { std: "docker" "start" "-a" "fb423af23c903b011d3c945246de2704c54a2a2b893e7540b6e352e755fa22fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling syn v0.15.36
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling serde_tuple_macros v0.5.0
[INFO] [stderr]    Compiling serde_tuple v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.48s
[INFO] running `Command { std: "docker" "inspect" "fb423af23c903b011d3c945246de2704c54a2a2b893e7540b6e352e755fa22fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb423af23c903b011d3c945246de2704c54a2a2b893e7540b6e352e755fa22fa", kill_on_drop: false }`
[INFO] [stdout] fb423af23c903b011d3c945246de2704c54a2a2b893e7540b6e352e755fa22fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 309b7cd7c9b14564da5237ee013f9d4c44d940776a3bf92a4ed123e2af632c5d
[INFO] running `Command { std: "docker" "start" "-a" "309b7cd7c9b14564da5237ee013f9d4c44d940776a3bf92a4ed123e2af632c5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling serde_tuple v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]  --> examples/simple.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::borrow::Cow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Ok`
[INFO] [stdout]   --> examples/simple.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Ok;
[INFO] [stdout]    |        ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.21s
[INFO] running `Command { std: "docker" "inspect" "309b7cd7c9b14564da5237ee013f9d4c44d940776a3bf92a4ed123e2af632c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "309b7cd7c9b14564da5237ee013f9d4c44d940776a3bf92a4ed123e2af632c5d", kill_on_drop: false }`
[INFO] [stdout] 309b7cd7c9b14564da5237ee013f9d4c44d940776a3bf92a4ed123e2af632c5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 1c45d193af2c9c90e1682070a418ad5c6aa40ab51b0850717cd47377c77d7dd9
[INFO] running `Command { std: "docker" "start" "-a" "1c45d193af2c9c90e1682070a418ad5c6aa40ab51b0850717cd47377c77d7dd9", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `std::borrow::Cow`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> examples/simple.rs:3:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 3 | use std::borrow::Cow;
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Ok`
[INFO] [stderr]   --> examples/simple.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 | struct Ok;
[INFO] [stderr]    |        ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `serde_tuple` (example "simple") generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_tuple-581ed7ea27d9790d)
[INFO] [stderr]    Doc-tests serde_tuple
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 5) stdout ----
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x5074e3)[0x7fb94c5094e3]
[INFO] [stdout] /lib/x86_64-linux-gnu/libpthread.so.0(+0x153c0)[0x7fb94bc613c0]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f5a8c1)[0x7fb94df5c8c1]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/libstd-9a950938f3668a37.so(_ZN4core3fmt5write17h3381b3176fe2b3d3E+0x21f)[0x7fb94bd8b24f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x29c0a7d)[0x7fb94e9c2a7d]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f64426)[0x7fb94df66426]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f5b1db)[0x7fb94df5d1db]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f5b00b)[0x7fb94df5d00b]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f63532)[0x7fb94df65532]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f63dc0)[0x7fb94df65dc0]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x29c0b4d)[0x7fb94e9c2b4d]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f64426)[0x7fb94df66426]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f5b1db)[0x7fb94df5d1db]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f5b00b)[0x7fb94df5d00b]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f63532)[0x7fb94df65532]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f63dc0)[0x7fb94df65dc0]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x29c0b4d)[0x7fb94e9c2b4d]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f64426)[0x7fb94df66426]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f5b1db)[0x7fb94df5d1db]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f5b00b)[0x7fb94df5d00b]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f63532)[0x7fb94df65532]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f63dc0)[0x7fb94df65dc0]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x29c0b4d)[0x7fb94e9c2b4d]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f64426)[0x7fb94df66426]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f5b1db)[0x7fb94df5d1db]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f5b00b)[0x7fb94df5d00b]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f63532)[0x7fb94df65532]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f63dc0)[0x7fb94df65dc0]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x29c0b4d)[0x7fb94e9c2b4d]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f64426)[0x7fb94df66426]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
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[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f63532)[0x7fb94df65532]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f63dc0)[0x7fb94df65dc0]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x29c0b4d)[0x7fb94e9c2b4d]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f64426)[0x7fb94df66426]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f5b1db)[0x7fb94df5d1db]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f5b00b)[0x7fb94df5d00b]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f63532)[0x7fb94df65532]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f63dc0)[0x7fb94df65dc0]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x29c0b4d)[0x7fb94e9c2b4d]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f64426)[0x7fb94df66426]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f5b1db)[0x7fb94df5d1db]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f5b00b)[0x7fb94df5d00b]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f63532)[0x7fb94df65532]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f63dc0)[0x7fb94df65dc0]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x29c0b4d)[0x7fb94e9c2b4d]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f64426)[0x7fb94df66426]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f6367f)[0x7fb94df6567f]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f5b1db)[0x7fb94df5d1db]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f5b00b)[0x7fb94df5d00b]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f63532)[0x7fb94df65532]
[INFO] [stdout] /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-d22a3a9b57fe1ec8.so(+0x1f63dc0)[0x7fb94df65dc0]
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "1c45d193af2c9c90e1682070a418ad5c6aa40ab51b0850717cd47377c77d7dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c45d193af2c9c90e1682070a418ad5c6aa40ab51b0850717cd47377c77d7dd9", kill_on_drop: false }`
[INFO] [stdout] 1c45d193af2c9c90e1682070a418ad5c6aa40ab51b0850717cd47377c77d7dd9