[INFO] cloning repository https://github.com/oxalica/nix-cache-mirror [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oxalica/nix-cache-mirror" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foxalica%2Fnix-cache-mirror", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foxalica%2Fnix-cache-mirror'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 41bd060bea0a83176a2a8fbb2632bfe7bde8b101 [INFO] checking oxalica/nix-cache-mirror against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foxalica%2Fnix-cache-mirror" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/oxalica/nix-cache-mirror on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/oxalica/nix-cache-mirror [INFO] finished tweaking git repo https://github.com/oxalica/nix-cache-mirror [INFO] tweaked toml for git repo https://github.com/oxalica/nix-cache-mirror written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/oxalica/nix-cache-mirror already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded xz2 v0.1.6 [INFO] [stderr] Downloaded insta v0.12.0 [INFO] [stderr] Downloaded async-macros v2.0.0 [INFO] [stderr] Downloaded rusqlite v0.20.0 [INFO] [stderr] Downloaded async-std v1.2.0 [INFO] [stderr] Downloaded libsqlite3-sys v0.16.0 [INFO] [stderr] Downloaded lzma-sys v0.1.15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 30971f8421cc3e5341ba862ee8fc2ae15fd5136268e368b28933ca96f5bd69da [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" "30971f8421cc3e5341ba862ee8fc2ae15fd5136268e368b28933ca96f5bd69da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "30971f8421cc3e5341ba862ee8fc2ae15fd5136268e368b28933ca96f5bd69da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30971f8421cc3e5341ba862ee8fc2ae15fd5136268e368b28933ca96f5bd69da", kill_on_drop: false }` [INFO] [stdout] 30971f8421cc3e5341ba862ee8fc2ae15fd5136268e368b28933ca96f5bd69da [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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] d1f6ec990182ea1b6f756e1e590bb103356b1b9b18542a663e85e2ce276cbbbb [INFO] running `Command { std: "docker" "start" "-a" "d1f6ec990182ea1b6f756e1e590bb103356b1b9b18542a663e85e2ce276cbbbb", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking futures v0.1.29 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Checking dtoa v0.4.4 [INFO] [stderr] Checking futures-sink v0.3.1 [INFO] [stderr] Checking futures-io v0.3.1 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking mime v0.3.14 [INFO] [stderr] Checking once_cell v1.2.0 [INFO] [stderr] Checking pin-project-lite v0.1.1 [INFO] [stderr] Checking futures-timer v2.0.2 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Checking lock_api v0.3.2 [INFO] [stderr] Checking async-macros v2.0.0 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking futures-channel v0.3.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking miniz_oxide v0.3.5 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking crc32fast v1.2.0 [INFO] [stderr] Checking encoding_rs v0.8.20 [INFO] [stderr] Checking rand_pcg v0.1.2 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking async-task v1.0.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Compiling openssl-sys v0.9.53 [INFO] [stderr] Compiling libsqlite3-sys v0.16.0 [INFO] [stderr] Compiling lzma-sys v0.1.15 [INFO] [stderr] Checking kv-log-macro v1.0.4 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking crossbeam-channel v0.4.0 [INFO] [stderr] Checking url v2.1.0 [INFO] [stderr] Checking tokio-executor v0.1.9 [INFO] [stderr] Checking tokio-sync v0.1.7 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.11.1 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking getrandom v0.1.13 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking flate2 v1.0.13 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking termios v0.3.1 [INFO] [stderr] Checking clicolors-control v1.0.1 [INFO] [stderr] Compiling mime_guess v2.0.1 [INFO] [stderr] Checking tokio-timer v0.2.12 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking backtrace v0.3.40 [INFO] [stderr] Checking cookie v0.12.0 [INFO] [stderr] Checking xz2 v0.1.6 [INFO] [stderr] Compiling openssl v0.10.26 [INFO] [stderr] Compiling native-tls v0.2.3 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking chrono v0.4.10 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking tokio-threadpool v0.1.17 [INFO] [stderr] Checking tokio-reactor v0.1.11 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking async-std v1.2.0 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-udp v0.1.5 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking publicsuffix v1.5.4 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking console v0.9.1 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Compiling serde_derive v1.0.103 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Compiling futures-macro v0.3.1 [INFO] [stderr] Checking futures-util v0.3.1 [INFO] [stderr] Checking futures-executor v0.3.1 [INFO] [stderr] Checking futures v0.3.1 [INFO] [stderr] Checking serde v1.0.103 [INFO] [stderr] Checking serde_json v1.0.44 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking serde_yaml v0.8.11 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking rusqlite v0.20.0 [INFO] [stderr] Checking insta v0.12.0 [INFO] [stderr] Checking reqwest v0.9.22 [INFO] [stderr] Checking nix-cache-mirror v0.0.0 (/tmp/fixit) [INFO] [stderr] Migrating src/lib.rs from 2018 edition to 2021 [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/util.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn new(permits: usize) -> Self { [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: `acquire` [INFO] [stdout] --> src/util.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn acquire(&self) -> AcquireFuture<'_> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/util.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn new(permits: usize) -> Self { [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: `acquire` [INFO] [stdout] --> src/util.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn acquire(&self) -> AcquireFuture<'_> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [INFO] [stdout] warning: function is never used: `add_raw_channel` [INFO] [stdout] --> src/main.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn add_raw_channel() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `serve` [INFO] [stdout] --> src/main.rs:47:4 [INFO] [stdout] | [INFO] [stdout] 47 | fn serve() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `add_raw_channel` [INFO] [stdout] --> src/main.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn add_raw_channel() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `serve` [INFO] [stdout] --> src/main.rs:47:4 [INFO] [stdout] | [INFO] [stdout] 47 | fn serve() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 13s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Checking nix-cache-mirror v0.0.0 (/tmp/fixit) [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/util.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn new(permits: usize) -> Self { [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: `acquire` [INFO] [stdout] --> src/util.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn acquire(&self) -> AcquireFuture<'_> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/util.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn new(permits: usize) -> Self { [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: `acquire` [INFO] [stdout] --> src/util.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn acquire(&self) -> AcquireFuture<'_> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/main.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/main.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `add_raw_channel` [INFO] [stdout] --> src/main.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn add_raw_channel() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `serve` [INFO] [stdout] --> src/main.rs:47:4 [INFO] [stdout] | [INFO] [stdout] 47 | fn serve() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `add_raw_channel` [INFO] [stdout] --> src/main.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn add_raw_channel() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `serve` [INFO] [stdout] --> src/main.rs:47:4 [INFO] [stdout] | [INFO] [stdout] 47 | fn serve() { [INFO] [stdout] | ^^^^^ [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 3.42s [INFO] running `Command { std: "docker" "inspect" "d1f6ec990182ea1b6f756e1e590bb103356b1b9b18542a663e85e2ce276cbbbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1f6ec990182ea1b6f756e1e590bb103356b1b9b18542a663e85e2ce276cbbbb", kill_on_drop: false }` [INFO] [stdout] d1f6ec990182ea1b6f756e1e590bb103356b1b9b18542a663e85e2ce276cbbbb