[INFO] cloning repository https://github.com/edkalina/assignment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/edkalina/assignment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedkalina%2Fassignment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedkalina%2Fassignment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f3797eb6ad361b69d77b864cf2598779df41ad6
[INFO] building edkalina/assignment against try#615edd3ad1cf6871c977dc900317cb6c2070fd6b for pr-97334
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedkalina%2Fassignment" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/edkalina/assignment on toolchain 615edd3ad1cf6871c977dc900317cb6c2070fd6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/edkalina/assignment
[INFO] finished tweaking git repo https://github.com/edkalina/assignment
[INFO] tweaked toml for git repo https://github.com/edkalina/assignment written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/edkalina/assignment already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4e65bb527d363e1d9dfcf3d3daf42551563bf5a43997c07161dd5c79ad1405e
[INFO] running `Command { std: "docker" "start" "-a" "a4e65bb527d363e1d9dfcf3d3daf42551563bf5a43997c07161dd5c79ad1405e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4e65bb527d363e1d9dfcf3d3daf42551563bf5a43997c07161dd5c79ad1405e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4e65bb527d363e1d9dfcf3d3daf42551563bf5a43997c07161dd5c79ad1405e", kill_on_drop: false }`
[INFO] [stdout] a4e65bb527d363e1d9dfcf3d3daf42551563bf5a43997c07161dd5c79ad1405e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0716fc73b0580c760ae9bf4f10fcd7793d67bb7e23e9e14cc484a3d019aab3c6
[INFO] running `Command { std: "docker" "start" "-a" "0716fc73b0580c760ae9bf4f10fcd7793d67bb7e23e9e14cc484a3d019aab3c6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.7
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling futures-sink v0.3.7
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling futures-io v0.3.7
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling urlencoding v1.1.1
[INFO] [stderr]    Compiling futures-task v0.3.7
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling futures-channel v0.3.7
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling input_buffer v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling tracing v0.1.21
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.2.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling socket2 v0.3.15
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling sha-1 v0.9.1
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling headers v0.3.2
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling multipart v0.17.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling pin-project v1.0.1
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling futures-util v0.3.7
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling serde_yaml v0.8.13
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling futures v0.3.7
[INFO] [stderr]    Compiling tokio-tungstenite v0.11.0
[INFO] [stderr]    Compiling hyper v0.13.8
[INFO] [stderr]    Compiling warp v0.2.5
[INFO] [stderr]    Compiling sprout_assignment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.03s
[INFO] running `Command { std: "docker" "inspect" "0716fc73b0580c760ae9bf4f10fcd7793d67bb7e23e9e14cc484a3d019aab3c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0716fc73b0580c760ae9bf4f10fcd7793d67bb7e23e9e14cc484a3d019aab3c6", kill_on_drop: false }`
[INFO] [stdout] 0716fc73b0580c760ae9bf4f10fcd7793d67bb7e23e9e14cc484a3d019aab3c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78896c8cc94c8c1361eab19663a367fb7507d6c552133e2344bd9d3a4a10dcdf
[INFO] running `Command { std: "docker" "start" "-a" "78896c8cc94c8c1361eab19663a367fb7507d6c552133e2344bd9d3a4a10dcdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling sprout_assignment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.96s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/sprout_assignment-becf9f584330c952)
[INFO] running `Command { std: "docker" "inspect" "78896c8cc94c8c1361eab19663a367fb7507d6c552133e2344bd9d3a4a10dcdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78896c8cc94c8c1361eab19663a367fb7507d6c552133e2344bd9d3a4a10dcdf", kill_on_drop: false }`
[INFO] [stdout] 78896c8cc94c8c1361eab19663a367fb7507d6c552133e2344bd9d3a4a10dcdf