[INFO] fetching crate instapaper 0.1.2...
[INFO] testing instapaper-0.1.2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate instapaper 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate instapaper 0.1.2 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate instapaper 0.1.2
[INFO] finished tweaking crates.io crate instapaper 0.1.2
[INFO] tweaked toml for crates.io crate instapaper 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dbf4868b0862c8f5b1feb5f5fa75ffe069cb5f0fddc9a638065556ad3a81e7f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8dbf4868b0862c8f5b1feb5f5fa75ffe069cb5f0fddc9a638065556ad3a81e7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dbf4868b0862c8f5b1feb5f5fa75ffe069cb5f0fddc9a638065556ad3a81e7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dbf4868b0862c8f5b1feb5f5fa75ffe069cb5f0fddc9a638065556ad3a81e7f", kill_on_drop: false }`
[INFO] [stdout] 8dbf4868b0862c8f5b1feb5f5fa75ffe069cb5f0fddc9a638065556ad3a81e7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bda2aae7471420bf5ed3a16c0be1b32649a8831d848de8cd52cbdd831ddf85db
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bda2aae7471420bf5ed3a16c0be1b32649a8831d848de8cd52cbdd831ddf85db", kill_on_drop: false }`
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling reqwest v0.9.24
[INFO] [stderr]    Compiling oauth1 v1.0.0
[INFO] [stderr]    Compiling instapaper v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.27s
[INFO] running `Command { std: "docker" "inspect" "bda2aae7471420bf5ed3a16c0be1b32649a8831d848de8cd52cbdd831ddf85db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bda2aae7471420bf5ed3a16c0be1b32649a8831d848de8cd52cbdd831ddf85db", kill_on_drop: false }`
[INFO] [stdout] bda2aae7471420bf5ed3a16c0be1b32649a8831d848de8cd52cbdd831ddf85db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb8e5444bd34c96dfbbb292dbc0d06e8af219e14c9dcd095e9c068194b7a8b1f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cb8e5444bd34c96dfbbb292dbc0d06e8af219e14c9dcd095e9c068194b7a8b1f", 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]    Compiling http-muncher v0.3.2
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling dotenv v0.13.0
[INFO] [stderr]    Compiling mockito v0.13.0
[INFO] [stderr]    Compiling instapaper v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:311:33
[INFO] [stdout]     |
[INFO] [stdout] 311 |         assert!(result.is_ok(), result.err().unwrap().to_string())
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 311 |         assert!(result.is_ok(), "{}", result.err().unwrap().to_string())
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:349:33
[INFO] [stdout]     |
[INFO] [stdout] 349 |         assert!(result.is_ok(), result.err().unwrap().to_string());
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 349 |         assert!(result.is_ok(), "{}", result.err().unwrap().to_string());
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:364:33
[INFO] [stdout]     |
[INFO] [stdout] 364 |         assert!(result.is_ok(), result.err().unwrap().to_string());
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 364 |         assert!(result.is_ok(), "{}", result.err().unwrap().to_string());
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:416:33
[INFO] [stdout]     |
[INFO] [stdout] 416 |         assert!(result.is_ok(), result.err().unwrap().to_string())
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 416 |         assert!(result.is_ok(), "{}", result.err().unwrap().to_string())
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:443:33
[INFO] [stdout]     |
[INFO] [stdout] 443 |         assert!(result.is_ok(), result.err().unwrap().to_string())
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 443 |         assert!(result.is_ok(), "{}", result.err().unwrap().to_string())
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.17s
[INFO] running `Command { std: "docker" "inspect" "cb8e5444bd34c96dfbbb292dbc0d06e8af219e14c9dcd095e9c068194b7a8b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb8e5444bd34c96dfbbb292dbc0d06e8af219e14c9dcd095e9c068194b7a8b1f", kill_on_drop: false }`
[INFO] [stdout] cb8e5444bd34c96dfbbb292dbc0d06e8af219e14c9dcd095e9c068194b7a8b1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6ca5731ba82aca7aae5227a3da1b7331e63af419c2de821f8f8a3aaffceb0383
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6ca5731ba82aca7aae5227a3da1b7331e63af419c2de821f8f8a3aaffceb0383", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:311:33
[INFO] [stderr]     |
[INFO] [stderr] 311 |         assert!(result.is_ok(), result.err().unwrap().to_string())
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 311 |         assert!(result.is_ok(), "{}", result.err().unwrap().to_string())
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:349:33
[INFO] [stderr]     |
[INFO] [stderr] 349 |         assert!(result.is_ok(), result.err().unwrap().to_string());
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 349 |         assert!(result.is_ok(), "{}", result.err().unwrap().to_string());
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:364:33
[INFO] [stderr]     |
[INFO] [stderr] 364 |         assert!(result.is_ok(), result.err().unwrap().to_string());
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 364 |         assert!(result.is_ok(), "{}", result.err().unwrap().to_string());
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:416:33
[INFO] [stderr]     |
[INFO] [stderr] 416 |         assert!(result.is_ok(), result.err().unwrap().to_string())
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 416 |         assert!(result.is_ok(), "{}", result.err().unwrap().to_string())
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:443:33
[INFO] [stderr]     |
[INFO] [stderr] 443 |         assert!(result.is_ok(), result.err().unwrap().to_string())
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 443 |         assert!(result.is_ok(), "{}", result.err().unwrap().to_string())
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/instapaper-4e37935cebf3f954)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_add_bookmark ... ok
[INFO] [stdout] test tests::test_authenticate_corrupted_qline ... ok
[INFO] [stdout] test tests::test_authenticate_qline_one_good_result ... ok
[INFO] [stdout] test tests::test_add_bookmark_error_code ... ok
[INFO] [stdout] test tests::test_authenticate ... ok
[INFO] [stdout] test tests::test_bookmarks ... ok
[INFO] [stdout] test tests::test_authenticate_reversed ... ok
[INFO] [stdout] test tests::test_add_bookmark_garbage_json ... ok
[INFO] [stdout] test tests::test_bookmarks_error_status ... ok
[INFO] [stdout] test tests::test_verify ... ok
[INFO] [stdout] test tests::test_verify_server_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests instapaper
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 15) stdout ----
[INFO] [stdout] Test executable failed (exit code 101).
[INFO] [stdout] 
[INFO] [stdout] stdout:
[INFO] [stdout] CARGO: /opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/bin/cargo
[INFO] [stdout] CARGO_CRATE_NAME: instapaper
[INFO] [stdout] CARGO_HOME: /opt/rustwide/cargo-home
[INFO] [stdout] CARGO_INCREMENTAL: 0
[INFO] [stdout] CARGO_MANIFEST_DIR: /opt/rustwide/workdir
[INFO] [stdout] CARGO_PKG_AUTHORS: Simon Eskildsen <sirup@sirupsen.com>
[INFO] [stdout] CARGO_PKG_DESCRIPTION: Instapaper API wrapper.
[INFO] [stdout] CARGO_PKG_HOMEPAGE: https://github.com/sirupsen/instapaper-rs
[INFO] [stdout] CARGO_PKG_LICENSE: MIT
[INFO] [stdout] CARGO_PKG_LICENSE_FILE: 
[INFO] [stdout] CARGO_PKG_NAME: instapaper
[INFO] [stdout] CARGO_PKG_REPOSITORY: https://github.com/sirupsen/instapaper-rs
[INFO] [stdout] CARGO_PKG_VERSION: 0.1.2
[INFO] [stdout] CARGO_PKG_VERSION_MAJOR: 0
[INFO] [stdout] CARGO_PKG_VERSION_MINOR: 1
[INFO] [stdout] CARGO_PKG_VERSION_PATCH: 2
[INFO] [stdout] CARGO_PKG_VERSION_PRE: 
[INFO] [stdout] CARGO_TARGET_DIR: /opt/rustwide/target
[INFO] [stdout] HOME: /root
[INFO] [stdout] HOSTNAME: 6ca5731ba82a
[INFO] [stdout] LD_LIBRARY_PATH: /opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib:/opt/rustwide/target/debug/deps:/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib:/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib
[INFO] [stdout] PATH: /opt/rustwide/cargo-home/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
[INFO] [stdout] RUSTFLAGS: --cap-lints=warn
[INFO] [stdout] RUSTUP_HOME: /opt/rustwide/rustup-home
[INFO] [stdout] RUSTUP_TOOLCHAIN: 1.54.0-x86_64-unknown-linux-gnu
[INFO] [stdout] RUST_BACKTRACE: full
[INFO] [stdout] RUST_RECURSION_COUNT: 2
[INFO] [stdout] SOURCE_DIR: /opt/rustwide/workdir
[INFO] [stdout] SSL_CERT_DIR: /usr/lib/ssl/certs
[INFO] [stdout] SSL_CERT_FILE: /usr/lib/ssl/certs/ca-certificates.crt
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: NotPresent', src/lib.rs:18:38
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x563d848e50f0 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x563d848e50f0 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x563d848e50f0 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x563d848e50f0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x563d8490695c - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x563d848df5e5 - std::io::Write::write_fmt::hd2fa90334eee2a21
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x563d848e71ab - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x563d848e71ab - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x563d848e71ab - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x563d848e6c81 - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x563d848e7874 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x563d848e7357 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x563d848e55ec - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x563d848e72b9 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x563d84144861 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x563d84144953 - core::result::unwrap_failed::h6160d2b4bfbb0e87
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1355:5
[INFO] [stdout]   16:     0x563d841454dd - core::result::Result<T,E>::unwrap::h4d51ac0e8470eeee
[INFO] [stdout]   17:     0x563d84145bcb - rust_out::main::_doctest_main_src_lib_rs_15_0::h1b2b782a57d3c829
[INFO] [stdout]   18:     0x563d84145756 - rust_out::main::h2a38bb51b9580a7d
[INFO] [stdout]   19:     0x563d84145343 - core::ops::function::FnOnce::call_once::hb73b95e6982fd3f0
[INFO] [stdout]   20:     0x563d84145129 - std::sys_common::backtrace::__rust_begin_short_backtrace::h8371d112165838d3
[INFO] [stdout]   21:     0x563d84145199 - std::rt::lang_start::{{closure}}::h783adf50233ec5ec
[INFO] [stdout]   22:     0x563d848e7e79 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2aabc384aab89b7b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:259:13
[INFO] [stdout]   23:     0x563d848e7e79 - std::panicking::try::do_call::hc5fcacb7a85fc7b1
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   24:     0x563d848e7e79 - std::panicking::try::hb5d9603af3abbe3a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   25:     0x563d848e7e79 - std::panic::catch_unwind::h98fe6ac3925e64b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   26:     0x563d848e7e79 - std::rt::lang_start_internal::h22ac7383c516f93e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:34:21
[INFO] [stdout]   27:     0x563d84145181 - std::rt::lang_start::h11b9716471e37ff8
[INFO] [stdout]   28:     0x563d841468c3 - main
[INFO] [stdout]   29:     0x7f9f3bb410b3 - __libc_start_main
[INFO] [stdout]   30:     0x563d8414505e - _start
[INFO] [stdout]   31:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 15)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.08s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "6ca5731ba82aca7aae5227a3da1b7331e63af419c2de821f8f8a3aaffceb0383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ca5731ba82aca7aae5227a3da1b7331e63af419c2de821f8f8a3aaffceb0383", kill_on_drop: false }`
[INFO] [stdout] 6ca5731ba82aca7aae5227a3da1b7331e63af419c2de821f8f8a3aaffceb0383
