[INFO] cloning repository https://github.com/orumin/bibhist
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/orumin/bibhist" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Forumin%2Fbibhist", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Forumin%2Fbibhist'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 996166ecdc17a199cb56da8a336ab40c8e742186
[INFO] testing orumin/bibhist against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Forumin%2Fbibhist" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/orumin/bibhist on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/orumin/bibhist
[INFO] finished tweaking git repo https://github.com/orumin/bibhist
[INFO] tweaked toml for git repo https://github.com/orumin/bibhist written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/orumin/bibhist already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-traits v0.2.7
[INFO] [stderr]   Downloaded num-integer v0.1.40
[INFO] [stderr]   Downloaded nom v3.0.0
[INFO] [stderr]   Downloaded nom-bibtex v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0a5558c632c69f640ecd6afe7c968a66afba9740a3aa75b278a057cbcc233e5
[INFO] running `Command { std: "docker" "start" "-a" "a0a5558c632c69f640ecd6afe7c968a66afba9740a3aa75b278a057cbcc233e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0a5558c632c69f640ecd6afe7c968a66afba9740a3aa75b278a057cbcc233e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0a5558c632c69f640ecd6afe7c968a66afba9740a3aa75b278a057cbcc233e5", kill_on_drop: false }`
[INFO] [stdout] a0a5558c632c69f640ecd6afe7c968a66afba9740a3aa75b278a057cbcc233e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4c148a791cc0998e9865197a4949be45bbfbf1069644f9e48aecd51fcd24bf0
[INFO] running `Command { std: "docker" "start" "-a" "c4c148a791cc0998e9865197a4949be45bbfbf1069644f9e48aecd51fcd24bf0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling nom v3.0.0
[INFO] [stderr]    Compiling svg v0.5.12
[INFO] [stderr]    Compiling num-traits v0.2.7
[INFO] [stderr]    Compiling num-integer v0.1.40
[INFO] [stderr]    Compiling nom-bibtex v0.2.0
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling bibhist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:22:29
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "c4c148a791cc0998e9865197a4949be45bbfbf1069644f9e48aecd51fcd24bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4c148a791cc0998e9865197a4949be45bbfbf1069644f9e48aecd51fcd24bf0", kill_on_drop: false }`
[INFO] [stdout] c4c148a791cc0998e9865197a4949be45bbfbf1069644f9e48aecd51fcd24bf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 849dc52ed086acfdfd5f9640b44405e5555567c19eeb1a79422caa627401e651
[INFO] running `Command { std: "docker" "start" "-a" "849dc52ed086acfdfd5f9640b44405e5555567c19eeb1a79422caa627401e651", kill_on_drop: false }`
[INFO] [stderr]    Compiling bibhist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:22:29
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "849dc52ed086acfdfd5f9640b44405e5555567c19eeb1a79422caa627401e651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "849dc52ed086acfdfd5f9640b44405e5555567c19eeb1a79422caa627401e651", kill_on_drop: false }`
[INFO] [stdout] 849dc52ed086acfdfd5f9640b44405e5555567c19eeb1a79422caa627401e651
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 84c5c833a7300954a9467297634687f541bcccf1583eb54358fc4866cb15a43b
[INFO] running `Command { std: "docker" "start" "-a" "84c5c833a7300954a9467297634687f541bcccf1583eb54358fc4866cb15a43b", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:22:29
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `bibhist` (bin "bibhist" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bibhist-bcf1a682b27b786d)
[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" "84c5c833a7300954a9467297634687f541bcccf1583eb54358fc4866cb15a43b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84c5c833a7300954a9467297634687f541bcccf1583eb54358fc4866cb15a43b", kill_on_drop: false }`
[INFO] [stdout] 84c5c833a7300954a9467297634687f541bcccf1583eb54358fc4866cb15a43b