[INFO] fetching crate wk 0.5.0...
[INFO] testing wk-0.5.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate wk 0.5.0 into /workspace/builds/worker-110/source
[INFO] validating manifest of crates.io crate wk 0.5.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wk 0.5.0
[INFO] finished tweaking crates.io crate wk 0.5.0
[INFO] tweaked toml for crates.io crate wk 0.5.0 written to /workspace/builds/worker-110/source/Cargo.toml
[INFO] crate crates.io crate wk 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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 app_dirs v1.2.1
[INFO] [stderr]   Downloaded whoami v0.5.3
[INFO] [stderr]   Downloaded anyhow v1.0.26
[INFO] [stderr]   Downloaded shell32-sys v0.1.2
[INFO] [stderr]   Downloaded nix v0.15.0
[INFO] [stderr]   Downloaded shared_child v0.3.4
[INFO] [stderr]   Downloaded os_pipe v0.8.2
[INFO] [stderr]   Downloaded duct v0.12.0
[INFO] [stderr]   Downloaded ole32-sys v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68ac1f79db6c800b4a15ede3bc53b65dd40f9bc479f36ed25c2e40898bb4f20f
[INFO] running `Command { std: "docker" "start" "-a" "68ac1f79db6c800b4a15ede3bc53b65dd40f9bc479f36ed25c2e40898bb4f20f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68ac1f79db6c800b4a15ede3bc53b65dd40f9bc479f36ed25c2e40898bb4f20f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68ac1f79db6c800b4a15ede3bc53b65dd40f9bc479f36ed25c2e40898bb4f20f", kill_on_drop: false }`
[INFO] [stdout] 68ac1f79db6c800b4a15ede3bc53b65dd40f9bc479f36ed25c2e40898bb4f20f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3321d776cc3b7cdcb8f3197c1b7815b2e07c9a42722f46872616e0ef9cd98799
[INFO] running `Command { std: "docker" "start" "-a" "3321d776cc3b7cdcb8f3197c1b7815b2e07c9a42722f46872616e0ef9cd98799", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling whoami v0.5.3
[INFO] [stderr]    Compiling pathdiff v0.1.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling app_dirs v1.2.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling shared_child v0.3.4
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling directories v2.0.2
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling os_pipe v0.8.2
[INFO] [stderr]    Compiling duct v0.12.0
[INFO] [stderr]    Compiling wk v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `force`
[INFO] [stdout]    --> src/main.rs:228:12
[INFO] [stdout]     |
[INFO] [stdout] 228 |     Init { force: bool },
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.70s
[INFO] running `Command { std: "docker" "inspect" "3321d776cc3b7cdcb8f3197c1b7815b2e07c9a42722f46872616e0ef9cd98799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3321d776cc3b7cdcb8f3197c1b7815b2e07c9a42722f46872616e0ef9cd98799", kill_on_drop: false }`
[INFO] [stdout] 3321d776cc3b7cdcb8f3197c1b7815b2e07c9a42722f46872616e0ef9cd98799
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23e166283e41fd2dd9efb29837cb30e40c8129866458179aedc45a053d20bc93
[INFO] running `Command { std: "docker" "start" "-a" "23e166283e41fd2dd9efb29837cb30e40c8129866458179aedc45a053d20bc93", kill_on_drop: false }`
[INFO] [stderr]    Compiling wk v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `force`
[INFO] [stdout]    --> src/main.rs:228:12
[INFO] [stdout]     |
[INFO] [stdout] 228 |     Init { force: bool },
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "23e166283e41fd2dd9efb29837cb30e40c8129866458179aedc45a053d20bc93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23e166283e41fd2dd9efb29837cb30e40c8129866458179aedc45a053d20bc93", kill_on_drop: false }`
[INFO] [stdout] 23e166283e41fd2dd9efb29837cb30e40c8129866458179aedc45a053d20bc93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 571cd1b0c23550749d7d56b45df5c933367cdb25d4ca1ad86e3717a4edacfda2
[INFO] running `Command { std: "docker" "start" "-a" "571cd1b0c23550749d7d56b45df5c933367cdb25d4ca1ad86e3717a4edacfda2", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `force`
[INFO] [stderr]    --> src/main.rs:228:12
[INFO] [stderr]     |
[INFO] [stderr] 228 |     Init { force: bool },
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `wk` (bin "wk" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wk-3c87805e4dd66b35)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_s3_url ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "571cd1b0c23550749d7d56b45df5c933367cdb25d4ca1ad86e3717a4edacfda2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "571cd1b0c23550749d7d56b45df5c933367cdb25d4ca1ad86e3717a4edacfda2", kill_on_drop: false }`
[INFO] [stdout] 571cd1b0c23550749d7d56b45df5c933367cdb25d4ca1ad86e3717a4edacfda2