[INFO] cloning repository https://github.com/simnalamburt/encode-practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simnalamburt/encode-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimnalamburt%2Fencode-practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimnalamburt%2Fencode-practice'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d52d3db9ee0972870a820d118baee95e40353a92 [INFO] checking simnalamburt/encode-practice against master#631a116cd3b326096340691e60bf74e9868289a6 for pr-116745 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimnalamburt%2Fencode-practice" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/simnalamburt/encode-practice on toolchain 631a116cd3b326096340691e60bf74e9868289a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+631a116cd3b326096340691e60bf74e9868289a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/simnalamburt/encode-practice [INFO] finished tweaking git repo https://github.com/simnalamburt/encode-practice [INFO] tweaked toml for git repo https://github.com/simnalamburt/encode-practice written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/simnalamburt/encode-practice already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+631a116cd3b326096340691e60bf74e9868289a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded obj-rs v0.7.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+631a116cd3b326096340691e60bf74e9868289a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 175fda575543439e18d87bed4d46ccf553f6148df26ffbf7db8d9a3c700b4e86 [INFO] running `Command { std: "docker" "start" "-a" "175fda575543439e18d87bed4d46ccf553f6148df26ffbf7db8d9a3c700b4e86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "175fda575543439e18d87bed4d46ccf553f6148df26ffbf7db8d9a3c700b4e86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "175fda575543439e18d87bed4d46ccf553f6148df26ffbf7db8d9a3c700b4e86", kill_on_drop: false }` [INFO] [stdout] 175fda575543439e18d87bed4d46ccf553f6148df26ffbf7db8d9a3c700b4e86 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+631a116cd3b326096340691e60bf74e9868289a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a455b974e9655dc258545cc95f377e8cebbac6adb761d397b8a456094cd2eac7 [INFO] running `Command { std: "docker" "start" "-a" "a455b974e9655dc258545cc95f377e8cebbac6adb761d397b8a456094cd2eac7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.34 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling serde_derive v1.0.131 [INFO] [stderr] Compiling serde v1.0.131 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling serde_json v1.0.73 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking time v0.3.5 [INFO] [stderr] Checking obj-rs v0.7.0 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking encode-practice v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.57s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: obj-rs v0.7.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "a455b974e9655dc258545cc95f377e8cebbac6adb761d397b8a456094cd2eac7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a455b974e9655dc258545cc95f377e8cebbac6adb761d397b8a456094cd2eac7", kill_on_drop: false }` [INFO] [stdout] a455b974e9655dc258545cc95f377e8cebbac6adb761d397b8a456094cd2eac7