[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] testing tomc1998/rust-lmc against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomc1998%2Frust-lmc" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tomc1998/rust-lmc on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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-3/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 2896327ace83a5f26bd77c469ff3f28eaa58a6475d5cf5290c78f8954ff32cd6 [INFO] running `Command { std: "docker" "start" "-a" "2896327ace83a5f26bd77c469ff3f28eaa58a6475d5cf5290c78f8954ff32cd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2896327ace83a5f26bd77c469ff3f28eaa58a6475d5cf5290c78f8954ff32cd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2896327ace83a5f26bd77c469ff3f28eaa58a6475d5cf5290c78f8954ff32cd6", kill_on_drop: false }` [INFO] [stdout] 2896327ace83a5f26bd77c469ff3f28eaa58a6475d5cf5290c78f8954ff32cd6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 20680055e692cd440b17c8b1542e55bcaa4f25e906deee7f9ff0c40a61b4a440 [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" "20680055e692cd440b17c8b1542e55bcaa4f25e906deee7f9ff0c40a61b4a440", kill_on_drop: false }` [INFO] [stderr] Compiling 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.23s [INFO] running `Command { std: "docker" "inspect" "20680055e692cd440b17c8b1542e55bcaa4f25e906deee7f9ff0c40a61b4a440", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20680055e692cd440b17c8b1542e55bcaa4f25e906deee7f9ff0c40a61b4a440", kill_on_drop: false }` [INFO] [stdout] 20680055e692cd440b17c8b1542e55bcaa4f25e906deee7f9ff0c40a61b4a440 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 01f1b98007b844c8874f7ebbf6be53b72a94007cfe1311c33f031090c2fa9dfa [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" "01f1b98007b844c8874f7ebbf6be53b72a94007cfe1311c33f031090c2fa9dfa", kill_on_drop: false }` [INFO] [stderr] Compiling 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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.67s [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "01f1b98007b844c8874f7ebbf6be53b72a94007cfe1311c33f031090c2fa9dfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01f1b98007b844c8874f7ebbf6be53b72a94007cfe1311c33f031090c2fa9dfa", kill_on_drop: false }` [INFO] [stdout] 01f1b98007b844c8874f7ebbf6be53b72a94007cfe1311c33f031090c2fa9dfa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a7d6083ea8d32150178bf96bff747c31613ab211fd539d1a71baf827843192f3 [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" "a7d6083ea8d32150178bf96bff747c31613ab211fd539d1a71baf827843192f3", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/io.rs:5:15 [INFO] [stderr] | [INFO] [stderr] 5 | let mut f = try!(File::open(filename)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/io.rs:7:3 [INFO] [stderr] | [INFO] [stderr] 7 | try!(f.read_to_string(&mut buffer)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `io` is imported redundantly [INFO] [stderr] --> src/io.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::{self, Read}; [INFO] [stderr] | ---- the item `io` is already imported here [INFO] [stderr] ... [INFO] [stderr] 14 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/lmc-1edfab4ec9aa03fc [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a7d6083ea8d32150178bf96bff747c31613ab211fd539d1a71baf827843192f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7d6083ea8d32150178bf96bff747c31613ab211fd539d1a71baf827843192f3", kill_on_drop: false }` [INFO] [stdout] a7d6083ea8d32150178bf96bff747c31613ab211fd539d1a71baf827843192f3