[INFO] cloning repository https://github.com/tomc1998/rust-lmc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomc1998/rust-lmc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomc1998%2Frust-lmc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomc1998%2Frust-lmc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1827800f48ac1edaac36c7b39df35029b129508a [INFO] checking tomc1998/rust-lmc against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomc1998%2Frust-lmc" "/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/tomc1998/rust-lmc on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tomc1998/rust-lmc [INFO] finished tweaking git repo https://github.com/tomc1998/rust-lmc [INFO] tweaked toml for git repo https://github.com/tomc1998/rust-lmc written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/tomc1998/rust-lmc already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 68d2be439b55d48b614ac2c314e619d0c2adc84a89b21849f894668aa66bebc1 [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" "68d2be439b55d48b614ac2c314e619d0c2adc84a89b21849f894668aa66bebc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "68d2be439b55d48b614ac2c314e619d0c2adc84a89b21849f894668aa66bebc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68d2be439b55d48b614ac2c314e619d0c2adc84a89b21849f894668aa66bebc1", kill_on_drop: false }` [INFO] [stdout] 68d2be439b55d48b614ac2c314e619d0c2adc84a89b21849f894668aa66bebc1 [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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a7618de80ac26e2fc9131ee8b4b99fc7c287d69a5fe04ecafa58245dbba557d0 [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" "a7618de80ac26e2fc9131ee8b4b99fc7c287d69a5fe04ecafa58245dbba557d0", kill_on_drop: false }` [INFO] [stderr] Checking lmc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/io.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | let mut f = try!(File::open(filename)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/io.rs:7:3 [INFO] [stdout] | [INFO] [stdout] 7 | try!(f.read_to_string(&mut buffer)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `io` is imported redundantly [INFO] [stdout] --> src/io.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{self, Read}; [INFO] [stdout] | ---- the item `io` is already imported here [INFO] [stdout] ... [INFO] [stdout] 14 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/io.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | let mut f = try!(File::open(filename)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/io.rs:7:3 [INFO] [stdout] | [INFO] [stdout] 7 | try!(f.read_to_string(&mut buffer)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `io` is imported redundantly [INFO] [stdout] --> src/io.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{self, Read}; [INFO] [stdout] | ---- the item `io` is already imported here [INFO] [stdout] ... [INFO] [stdout] 14 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "a7618de80ac26e2fc9131ee8b4b99fc7c287d69a5fe04ecafa58245dbba557d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7618de80ac26e2fc9131ee8b4b99fc7c287d69a5fe04ecafa58245dbba557d0", kill_on_drop: false }` [INFO] [stdout] a7618de80ac26e2fc9131ee8b4b99fc7c287d69a5fe04ecafa58245dbba557d0