[INFO] cloning repository https://github.com/ryands17/rust-snippets [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryands17/rust-snippets" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryands17%2Frust-snippets", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryands17%2Frust-snippets'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 388a448d01ea7c2d7cc0acae1f087c3230270547 [INFO] testing ryands17/rust-snippets against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryands17%2Frust-snippets" "/workspace/builds/worker-71/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-71/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ryands17/rust-snippets 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 git repo https://github.com/ryands17/rust-snippets [INFO] finished tweaking git repo https://github.com/ryands17/rust-snippets [INFO] tweaked toml for git repo https://github.com/ryands17/rust-snippets written to /workspace/builds/worker-71/source/Cargo.toml [INFO] crate git repo https://github.com/ryands17/rust-snippets 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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] 8200e91a585ac4219136e25d9077724faeffd38b01573c546fccb6d6330c7f0a [INFO] running `Command { std: "docker" "start" "-a" "8200e91a585ac4219136e25d9077724faeffd38b01573c546fccb6d6330c7f0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8200e91a585ac4219136e25d9077724faeffd38b01573c546fccb6d6330c7f0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8200e91a585ac4219136e25d9077724faeffd38b01573c546fccb6d6330c7f0a", kill_on_drop: false }` [INFO] [stdout] 8200e91a585ac4219136e25d9077724faeffd38b01573c546fccb6d6330c7f0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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] ef56d5d5c22b59a96d15566dd8b760a66804af5b11673879b122324da8d98761 [INFO] running `Command { std: "docker" "start" "-a" "ef56d5d5c22b59a96d15566dd8b760a66804af5b11673879b122324da8d98761", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rust-learn v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.79s [INFO] running `Command { std: "docker" "inspect" "ef56d5d5c22b59a96d15566dd8b760a66804af5b11673879b122324da8d98761", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef56d5d5c22b59a96d15566dd8b760a66804af5b11673879b122324da8d98761", kill_on_drop: false }` [INFO] [stdout] ef56d5d5c22b59a96d15566dd8b760a66804af5b11673879b122324da8d98761 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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] 803004090d2df68a86fea25fff3e06e809068b09c96d3b70df00afd20dcac525 [INFO] running `Command { std: "docker" "start" "-a" "803004090d2df68a86fea25fff3e06e809068b09c96d3b70df00afd20dcac525", kill_on_drop: false }` [INFO] [stderr] Compiling rust-learn v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `Command { std: "docker" "inspect" "803004090d2df68a86fea25fff3e06e809068b09c96d3b70df00afd20dcac525", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "803004090d2df68a86fea25fff3e06e809068b09c96d3b70df00afd20dcac525", kill_on_drop: false }` [INFO] [stdout] 803004090d2df68a86fea25fff3e06e809068b09c96d3b70df00afd20dcac525 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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] 81ce65d82ed892ae833262f0c01269071c4da79535c5c9540d4cbc9265436ca3 [INFO] running `Command { std: "docker" "start" "-a" "81ce65d82ed892ae833262f0c01269071c4da79535c5c9540d4cbc9265436ca3", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_learn-9c925e8f42c90f24) [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" "81ce65d82ed892ae833262f0c01269071c4da79535c5c9540d4cbc9265436ca3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81ce65d82ed892ae833262f0c01269071c4da79535c5c9540d4cbc9265436ca3", kill_on_drop: false }` [INFO] [stdout] 81ce65d82ed892ae833262f0c01269071c4da79535c5c9540d4cbc9265436ca3