[INFO] cloning repository https://github.com/13dev/rust-ldb [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/13dev/rust-ldb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F13dev%2Frust-ldb", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F13dev%2Frust-ldb'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a6365713e1b3337079dc6ba8bcd942c8a6119017 [INFO] checking 13dev/rust-ldb against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F13dev%2Frust-ldb" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/13dev/rust-ldb on toolchain 4a04890980766cc79878135f5ade8c0c4321e943 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/13dev/rust-ldb [INFO] finished tweaking git repo https://github.com/13dev/rust-ldb [INFO] tweaked toml for git repo https://github.com/13dev/rust-ldb written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/13dev/rust-ldb already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7cf05bdfddb5b479a70f563146721ee7f55e05fc0df0794e29792cd317e954fb [INFO] running `Command { std: "docker" "start" "-a" "7cf05bdfddb5b479a70f563146721ee7f55e05fc0df0794e29792cd317e954fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7cf05bdfddb5b479a70f563146721ee7f55e05fc0df0794e29792cd317e954fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7cf05bdfddb5b479a70f563146721ee7f55e05fc0df0794e29792cd317e954fb", kill_on_drop: false }` [INFO] [stdout] 7cf05bdfddb5b479a70f563146721ee7f55e05fc0df0794e29792cd317e954fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 386cd87aaad0301c293601cd2231ece9837cb70ae811086a8e0cbbeb8058d70d [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" "386cd87aaad0301c293601cd2231ece9837cb70ae811086a8e0cbbeb8058d70d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.88 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling syn v1.0.62 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking strum v0.20.0 [INFO] [stderr] Checking tinyvec v1.1.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking phf v0.8.0 [INFO] [stderr] Checking smallstr v0.2.0 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking unicode-normalization v0.1.17 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling phf_codegen v0.8.0 [INFO] [stderr] Compiling terminfo v0.7.3 [INFO] [stderr] Compiling strum_macros v0.20.1 [INFO] [stderr] Checking mortal v0.2.2 [INFO] [stderr] Checking linefeed v0.6.0 [INFO] [stderr] Checking rust-ldb v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Arg`, `SubCommand` [INFO] [stdout] --> src/main.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | use clap::{Arg, App, SubCommand}; [INFO] [stdout] | ^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `DefaultTerminal`, `Interface` [INFO] [stdout] --> src/main.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 6 | use linefeed::{Interface, ReadResult, DefaultTerminal}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arg`, `SubCommand` [INFO] [stdout] --> src/main.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | use clap::{Arg, App, SubCommand}; [INFO] [stdout] | ^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `DefaultTerminal`, `Interface` [INFO] [stdout] --> src/main.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 6 | use linefeed::{Interface, ReadResult, DefaultTerminal}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `args` [INFO] [stdout] --> src/lexer/mod.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | args: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `process_input` [INFO] [stdout] --> src/lexer/mod.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | fn process_input(&self, input: &String) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `args` [INFO] [stdout] --> src/lexer/mod.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | args: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `process_input` [INFO] [stdout] --> src/lexer/mod.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | fn process_input(&self, input: &String) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 49.27s [INFO] running `Command { std: "docker" "inspect" "386cd87aaad0301c293601cd2231ece9837cb70ae811086a8e0cbbeb8058d70d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "386cd87aaad0301c293601cd2231ece9837cb70ae811086a8e0cbbeb8058d70d", kill_on_drop: false }` [INFO] [stdout] 386cd87aaad0301c293601cd2231ece9837cb70ae811086a8e0cbbeb8058d70d