[INFO] cloning repository https://github.com/hasevent/practice2 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hasevent/practice2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhasevent%2Fpractice2", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhasevent%2Fpractice2'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8faeddfc2b4cb9b0e6524b136169682c151d0dac [INFO] checking hasevent/practice2 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhasevent%2Fpractice2" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hasevent/practice2 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hasevent/practice2 [INFO] finished tweaking git repo https://github.com/hasevent/practice2 [INFO] tweaked toml for git repo https://github.com/hasevent/practice2 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/hasevent/practice2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3ef5a781b5fcf85e031b17cd894cadd3652bd0b620afe4bda574e2e12baaa450 [INFO] running `Command { std: "docker" "start" "-a" "3ef5a781b5fcf85e031b17cd894cadd3652bd0b620afe4bda574e2e12baaa450", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3ef5a781b5fcf85e031b17cd894cadd3652bd0b620afe4bda574e2e12baaa450", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ef5a781b5fcf85e031b17cd894cadd3652bd0b620afe4bda574e2e12baaa450", kill_on_drop: false }` [INFO] [stdout] 3ef5a781b5fcf85e031b17cd894cadd3652bd0b620afe4bda574e2e12baaa450 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8e714a1d39795b5c43dfbb6373070112f67e8657abe0347971e67c4788dbd7ba [INFO] running `Command { std: "docker" "start" "-a" "8e714a1d39795b5c43dfbb6373070112f67e8657abe0347971e67c4788dbd7ba", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Compiling proconio-derive v0.1.6 [INFO] [stderr] Checking proconio v0.3.6 [INFO] [stderr] Checking practice2 v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/bin/e.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/bin/j.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/bin/k.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/bin/g.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/bin/h.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/bin/c.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/bin/l.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/bin/b.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/bin/f.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/bin/a.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/bin/i.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/bin/d.rs from 2018 edition to 2021 [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 24.88s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking practice2 v0.1.0 (/tmp/fixit) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.05s [INFO] running `Command { std: "docker" "inspect" "8e714a1d39795b5c43dfbb6373070112f67e8657abe0347971e67c4788dbd7ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e714a1d39795b5c43dfbb6373070112f67e8657abe0347971e67c4788dbd7ba", kill_on_drop: false }` [INFO] [stdout] 8e714a1d39795b5c43dfbb6373070112f67e8657abe0347971e67c4788dbd7ba