[INFO] cloning repository https://github.com/mziter/rust-kvs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mziter/rust-kvs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmziter%2Frust-kvs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmziter%2Frust-kvs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 011a5f43f0d7caf06089951fddd4c966932c50f8 [INFO] checking mziter/rust-kvs against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmziter%2Frust-kvs" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mziter/rust-kvs on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mziter/rust-kvs [INFO] finished tweaking git repo https://github.com/mziter/rust-kvs [INFO] tweaked toml for git repo https://github.com/mziter/rust-kvs written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/mziter/rust-kvs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2fed4830a8dbae4f670857c9d34fc7653c68b89e9d375f5b5e94a2281bea3a1d [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" "2fed4830a8dbae4f670857c9d34fc7653c68b89e9d375f5b5e94a2281bea3a1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2fed4830a8dbae4f670857c9d34fc7653c68b89e9d375f5b5e94a2281bea3a1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fed4830a8dbae4f670857c9d34fc7653c68b89e9d375f5b5e94a2281bea3a1d", kill_on_drop: false }` [INFO] [stdout] 2fed4830a8dbae4f670857c9d34fc7653c68b89e9d375f5b5e94a2281bea3a1d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8ae5cc51920129bea66ef09b13b6f3633f100fdc5f080952f5494eba6fe0431d [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" "8ae5cc51920129bea66ef09b13b6f3633f100fdc5f080952f5494eba6fe0431d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling syn v1.0.57 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking predicates-core v1.0.1 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking addr2line v0.14.1 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking predicates-tree v1.0.1 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking backtrace v0.3.55 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking float-cmp v0.8.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking predicates v1.0.6 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking kvs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `SeekFrom`, `Seek` [INFO] [stdout] --> src/kv.rs:6:26 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::{BufReader, Seek, SeekFrom}; [INFO] [stdout] | ^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking assert_cmd v0.11.1 [INFO] [stdout] warning: unused imports: `SeekFrom`, `Seek` [INFO] [stdout] --> src/kv.rs:6:26 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::{BufReader, Seek, SeekFrom}; [INFO] [stdout] | ^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 52.23s [INFO] running `Command { std: "docker" "inspect" "8ae5cc51920129bea66ef09b13b6f3633f100fdc5f080952f5494eba6fe0431d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ae5cc51920129bea66ef09b13b6f3633f100fdc5f080952f5494eba6fe0431d", kill_on_drop: false }` [INFO] [stdout] 8ae5cc51920129bea66ef09b13b6f3633f100fdc5f080952f5494eba6fe0431d