[INFO] cloning repository https://github.com/aquacadabra/manga-downloader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aquacadabra/manga-downloader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faquacadabra%2Fmanga-downloader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faquacadabra%2Fmanga-downloader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8af3f54c319fcd23ef680c25303d68f1299c999
[INFO] testing aquacadabra/manga-downloader against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faquacadabra%2Fmanga-downloader" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aquacadabra/manga-downloader on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aquacadabra/manga-downloader
[INFO] finished tweaking git repo https://github.com/aquacadabra/manga-downloader
[INFO] tweaked toml for git repo https://github.com/aquacadabra/manga-downloader written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/aquacadabra/manga-downloader already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mime v0.1.3
[INFO] [stderr]   Downloaded debug_unreachable v0.1.1
[INFO] [stderr]   Downloaded unreachable v0.1.1
[INFO] [stderr]   Downloaded serde v0.8.23
[INFO] [stderr]   Downloaded unicode-bidi v0.2.6
[INFO] [stderr]   Downloaded bit-set v0.2.0
[INFO] [stderr]   Downloaded rc v0.1.1
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.4
[INFO] [stderr]   Downloaded tendril v0.1.6
[INFO] [stderr]   Downloaded serde v0.6.15
[INFO] [stderr]   Downloaded string_cache v0.2.29
[INFO] [stderr]   Downloaded hyper v0.7.2
[INFO] [stderr]   Downloaded select v0.2.2
[INFO] [stderr]   Downloaded bit-vec v0.6.2
[INFO] [stderr]   Downloaded uuid v0.2.3
[INFO] [stderr]   Downloaded html5ever v0.2.11
[INFO] [stderr]   Downloaded url v0.5.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cb2382fa9cf2e04b4425336951e8241339072b20b31bd0fb5594c9cc3519a3a9
[INFO] running `Command { std: "docker" "start" "-a" "cb2382fa9cf2e04b4425336951e8241339072b20b31bd0fb5594c9cc3519a3a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb2382fa9cf2e04b4425336951e8241339072b20b31bd0fb5594c9cc3519a3a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb2382fa9cf2e04b4425336951e8241339072b20b31bd0fb5594c9cc3519a3a9", kill_on_drop: false }`
[INFO] [stdout] cb2382fa9cf2e04b4425336951e8241339072b20b31bd0fb5594c9cc3519a3a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 70d052ded191f4e5738d20f61b1e1163924baf6827deccb780ac716eb76e899a
[INFO] running `Command { std: "docker" "start" "-a" "70d052ded191f4e5738d20f61b1e1163924baf6827deccb780ac716eb76e899a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling rc v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling standback v0.2.13
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling unicode-bidi v0.2.6
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling num_cpus v0.2.13
[INFO] [stderr]    Compiling debug_unreachable v0.1.1
[INFO] [stderr]    Compiling bit-set v0.2.0
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling uuid v0.2.3
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling serde v0.6.15
[INFO] [stderr]    Compiling url v0.5.10
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache v0.2.29
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling html5ever v0.2.11
[INFO] [stderr]    Compiling tendril v0.1.6
[INFO] [stderr]    Compiling cookie v0.2.5
[INFO] [stderr]    Compiling mime v0.1.3
[INFO] [stderr]    Compiling hyper v0.7.2
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling select v0.2.2
[INFO] [stderr]    Compiling manga-downloader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:27:2
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fs::create_dir_all(path.as_path());    
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.73s
[INFO] running `Command { std: "docker" "inspect" "70d052ded191f4e5738d20f61b1e1163924baf6827deccb780ac716eb76e899a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70d052ded191f4e5738d20f61b1e1163924baf6827deccb780ac716eb76e899a", kill_on_drop: false }`
[INFO] [stdout] 70d052ded191f4e5738d20f61b1e1163924baf6827deccb780ac716eb76e899a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b20c90233f9ba02e3f300607de086fb4c81c85af3433bea991f8e732f1a6696
[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" "0b20c90233f9ba02e3f300607de086fb4c81c85af3433bea991f8e732f1a6696", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling manga-downloader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:27:2
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fs::create_dir_all(path.as_path());    
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "0b20c90233f9ba02e3f300607de086fb4c81c85af3433bea991f8e732f1a6696", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b20c90233f9ba02e3f300607de086fb4c81c85af3433bea991f8e732f1a6696", kill_on_drop: false }`
[INFO] [stdout] 0b20c90233f9ba02e3f300607de086fb4c81c85af3433bea991f8e732f1a6696
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c3363e92f2031af0e1e915c4816320cfb94b6441a272d822911baf52972c6aaf
[INFO] running `Command { std: "docker" "start" "-a" "c3363e92f2031af0e1e915c4816320cfb94b6441a272d822911baf52972c6aaf", kill_on_drop: false }`
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:27:2
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fs::create_dir_all(path.as_path());    
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/manga_downloader-a84e3be59ced527b
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c3363e92f2031af0e1e915c4816320cfb94b6441a272d822911baf52972c6aaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3363e92f2031af0e1e915c4816320cfb94b6441a272d822911baf52972c6aaf", kill_on_drop: false }`
[INFO] [stdout] c3363e92f2031af0e1e915c4816320cfb94b6441a272d822911baf52972c6aaf