[INFO] cloning repository https://github.com/garbas/nix-installer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/garbas/nix-installer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgarbas%2Fnix-installer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgarbas%2Fnix-installer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] be377a9fddc2ebcd212d6600824609e8f2371a39 [INFO] checking garbas/nix-installer against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgarbas%2Fnix-installer" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/garbas/nix-installer on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/garbas/nix-installer [INFO] finished tweaking git repo https://github.com/garbas/nix-installer [INFO] tweaked toml for git repo https://github.com/garbas/nix-installer written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/garbas/nix-installer already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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] a4ea5017831143f4e5f1ab35cd9621bc022c0c6230cb7abd9c40c2228b9948ee [INFO] running `Command { std: "docker" "start" "-a" "a4ea5017831143f4e5f1ab35cd9621bc022c0c6230cb7abd9c40c2228b9948ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4ea5017831143f4e5f1ab35cd9621bc022c0c6230cb7abd9c40c2228b9948ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4ea5017831143f4e5f1ab35cd9621bc022c0c6230cb7abd9c40c2228b9948ee", kill_on_drop: false }` [INFO] [stdout] a4ea5017831143f4e5f1ab35cd9621bc022c0c6230cb7abd9c40c2228b9948ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] ad49a77bb8c1890aed7c5c6b44f1e4f4b87d1211195f947f5bdbd65200e1f8fb [INFO] running `Command { std: "docker" "start" "-a" "ad49a77bb8c1890aed7c5c6b44f1e4f4b87d1211195f947f5bdbd65200e1f8fb", kill_on_drop: false }` [INFO] [stderr] Checking filetime v0.1.10 [INFO] [stderr] Checking term_size v0.2.3 [INFO] [stderr] Checking xattr v0.1.10 [INFO] [stderr] Compiling bzip2-sys v0.1.5 [INFO] [stderr] Checking elf v0.0.10 [INFO] [stderr] Checking tempdir v0.3.5 [INFO] [stderr] Checking clap v2.20.5 [INFO] [stderr] Checking tar v0.4.10 [INFO] [stderr] Checking bzip2 v0.3.1 [INFO] [stderr] Checking nix-installer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/bin/nix-installer.rs:73:70 [INFO] [stdout] | [INFO] [stdout] 73 | let temp_dir = TempDir::new("nix-installer").unwrap_or_else(|e| panic!("Could not create temporary directory")); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/nix-installer.rs:87:17 [INFO] [stdout] | [INFO] [stdout] 87 | let mut decoder = BzDecoder::new(content.as_slice()); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/nix-installer.rs:95:17 [INFO] [stdout] | [INFO] [stdout] 95 | let mut decoder = BzDecoder::new(bzip2_data.as_slice()); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/nix-installer.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 76 | ar.unpack(temp_dir.path()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/bin/nix-installer.rs:73:70 [INFO] [stdout] | [INFO] [stdout] 73 | let temp_dir = TempDir::new("nix-installer").unwrap_or_else(|e| panic!("Could not create temporary directory")); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/nix-installer.rs:87:17 [INFO] [stdout] | [INFO] [stdout] 87 | let mut decoder = BzDecoder::new(content.as_slice()); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/nix-installer.rs:95:17 [INFO] [stdout] | [INFO] [stdout] 95 | let mut decoder = BzDecoder::new(bzip2_data.as_slice()); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/nix-installer.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 76 | ar.unpack(temp_dir.path()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.79s [INFO] running `Command { std: "docker" "inspect" "ad49a77bb8c1890aed7c5c6b44f1e4f4b87d1211195f947f5bdbd65200e1f8fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad49a77bb8c1890aed7c5c6b44f1e4f4b87d1211195f947f5bdbd65200e1f8fb", kill_on_drop: false }` [INFO] [stdout] ad49a77bb8c1890aed7c5c6b44f1e4f4b87d1211195f947f5bdbd65200e1f8fb