[INFO] cloning repository https://github.com/ambantis/grab-xkcd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ambantis/grab-xkcd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fambantis%2Fgrab-xkcd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fambantis%2Fgrab-xkcd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7350b7489525ac6a7ea08205a7b24375a257d819
[INFO] testing ambantis/grab-xkcd against 1.63.0 for beta-1.64-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fambantis%2Fgrab-xkcd" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ambantis/grab-xkcd on toolchain 1.63.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ambantis/grab-xkcd
[INFO] finished tweaking git repo https://github.com/ambantis/grab-xkcd
[INFO] tweaked toml for git repo https://github.com/ambantis/grab-xkcd written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ambantis/grab-xkcd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pin-project v0.4.25
[INFO] [stderr]   Downloaded pin-project-lite v0.1.10
[INFO] [stderr]   Downloaded serde_json v1.0.58
[INFO] [stderr]   Downloaded pin-project-internal v0.4.25
[INFO] [stderr]   Downloaded libc v0.2.78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5a4b850271eb8739855bb76c2b4aca55680ad9ad26cfc4cdb114eee804f59b6
[INFO] running `Command { std: "docker" "start" "-a" "b5a4b850271eb8739855bb76c2b4aca55680ad9ad26cfc4cdb114eee804f59b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5a4b850271eb8739855bb76c2b4aca55680ad9ad26cfc4cdb114eee804f59b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5a4b850271eb8739855bb76c2b4aca55680ad9ad26cfc4cdb114eee804f59b6", kill_on_drop: false }`
[INFO] [stdout] b5a4b850271eb8739855bb76c2b4aca55680ad9ad26cfc4cdb114eee804f59b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79800a8819f8ac81aa2c8f7a713e03c441645908d38df427f3eaa7b3081f29ff
[INFO] running `Command { std: "docker" "start" "-a" "79800a8819f8ac81aa2c8f7a713e03c441645908d38df427f3eaa7b3081f29ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling pin-project-lite v0.1.10
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.25
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling os_str_bytes v2.3.2
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling tracing v0.1.21
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling socket2 v0.3.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling pin-project v0.4.25
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling hyper v0.13.8
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling reqwest v0.10.8
[INFO] [stderr]    Compiling grab-xkcd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `link`, `news`, `safe_title` and `transcript` are never read
[INFO] [stdout]   --> src/main.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct ComicResponse {
[INFO] [stdout]    |        ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 36 |     link: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 37 |     year: String,
[INFO] [stdout] 38 |     news: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 39 |     safe_title: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 40 |     transcript: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `ComicResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 05s
[INFO] running `Command { std: "docker" "inspect" "79800a8819f8ac81aa2c8f7a713e03c441645908d38df427f3eaa7b3081f29ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79800a8819f8ac81aa2c8f7a713e03c441645908d38df427f3eaa7b3081f29ff", kill_on_drop: false }`
[INFO] [stdout] 79800a8819f8ac81aa2c8f7a713e03c441645908d38df427f3eaa7b3081f29ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a62e78b472b433bd0cd174b8cc272b79d1cf9351092ec783778b95cb78ca6a34
[INFO] running `Command { std: "docker" "start" "-a" "a62e78b472b433bd0cd174b8cc272b79d1cf9351092ec783778b95cb78ca6a34", kill_on_drop: false }`
[INFO] [stderr]    Compiling grab-xkcd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `link`, `news`, `safe_title` and `transcript` are never read
[INFO] [stdout]   --> src/main.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct ComicResponse {
[INFO] [stdout]    |        ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 36 |     link: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 37 |     year: String,
[INFO] [stdout] 38 |     news: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 39 |     safe_title: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 40 |     transcript: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `ComicResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "a62e78b472b433bd0cd174b8cc272b79d1cf9351092ec783778b95cb78ca6a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a62e78b472b433bd0cd174b8cc272b79d1cf9351092ec783778b95cb78ca6a34", kill_on_drop: false }`
[INFO] [stdout] a62e78b472b433bd0cd174b8cc272b79d1cf9351092ec783778b95cb78ca6a34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 73f2643fadc1bcc7e58dc4c5b949b8a12427e8fa8f23b946e226ec42d43572f4
[INFO] running `Command { std: "docker" "start" "-a" "73f2643fadc1bcc7e58dc4c5b949b8a12427e8fa8f23b946e226ec42d43572f4", kill_on_drop: false }`
[INFO] [stderr] warning: fields `link`, `news`, `safe_title` and `transcript` are never read
[INFO] [stderr]   --> src/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 33 | struct ComicResponse {
[INFO] [stderr]    |        ------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 36 |     link: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 37 |     year: String,
[INFO] [stderr] 38 |     news: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 39 |     safe_title: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 40 |     transcript: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]    = note: `ComicResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `grab-xkcd` (bin "grab-xkcd" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/grab_xkcd-12e4a2ffcd87cbff)
[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" "73f2643fadc1bcc7e58dc4c5b949b8a12427e8fa8f23b946e226ec42d43572f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73f2643fadc1bcc7e58dc4c5b949b8a12427e8fa8f23b946e226ec42d43572f4", kill_on_drop: false }`
[INFO] [stdout] 73f2643fadc1bcc7e58dc4c5b949b8a12427e8fa8f23b946e226ec42d43572f4