[INFO] cloning repository https://github.com/densuke/knock100 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/densuke/knock100" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdensuke%2Fknock100", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdensuke%2Fknock100'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 781553a27bb430b9c58ef2476560e3f5ee82c9b2 [INFO] checking densuke/knock100 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdensuke%2Fknock100" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/densuke/knock100 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/densuke/knock100 [INFO] finished tweaking git repo https://github.com/densuke/knock100 [INFO] tweaked toml for git repo https://github.com/densuke/knock100 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/densuke/knock100 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] d5249a5523f8277c48a0bf1bca751c9698fdbdad7c77327ef4dd526f483a5d90 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d5249a5523f8277c48a0bf1bca751c9698fdbdad7c77327ef4dd526f483a5d90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d5249a5523f8277c48a0bf1bca751c9698fdbdad7c77327ef4dd526f483a5d90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5249a5523f8277c48a0bf1bca751c9698fdbdad7c77327ef4dd526f483a5d90", kill_on_drop: false }` [INFO] [stdout] d5249a5523f8277c48a0bf1bca751c9698fdbdad7c77327ef4dd526f483a5d90 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 0b2e1e6f711c50cb82d06cc5f81db61c849c7efe3100cd6c8b3771e3c4bb537c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "0b2e1e6f711c50cb82d06cc5f81db61c849c7efe3100cd6c8b3771e3c4bb537c", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Checking mylib v0.1.0 (/tmp/fixit/mylib) [INFO] [stderr] Migrating mylib/src/lib.rs from 2018 edition to 2021 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-bigint v0.3.0 [INFO] [stderr] Checking knock100 v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/bin/no047.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/bin/no050.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/bin/no051.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/bin/no048.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/bin/no049.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/bin/no052.rs from 2018 edition to 2021 [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.82s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking knock100 v0.1.0 (/tmp/fixit) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.62s [INFO] running `Command { std: "docker" "inspect" "0b2e1e6f711c50cb82d06cc5f81db61c849c7efe3100cd6c8b3771e3c4bb537c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b2e1e6f711c50cb82d06cc5f81db61c849c7efe3100cd6c8b3771e3c4bb537c", kill_on_drop: false }` [INFO] [stdout] 0b2e1e6f711c50cb82d06cc5f81db61c849c7efe3100cd6c8b3771e3c4bb537c