[INFO] cloning repository https://github.com/Kloenk/datenbriefd [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kloenk/datenbriefd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKloenk%2Fdatenbriefd", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKloenk%2Fdatenbriefd'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6190e47bb05d754875c628852e1deeeafafd3026 [INFO] checking Kloenk/datenbriefd against try#54e27f559f23913c1d5afb1a0f0114e9e61b81b8 for pr-147589 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKloenk%2Fdatenbriefd" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Kloenk/datenbriefd [INFO] finished tweaking git repo https://github.com/Kloenk/datenbriefd [INFO] tweaked toml for git repo https://github.com/Kloenk/datenbriefd written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Kloenk/datenbriefd on toolchain 54e27f559f23913c1d5afb1a0f0114e9e61b81b8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Kloenk/datenbriefd already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded env_logger v0.7.0 [INFO] [stderr] Downloaded toml v0.5.3 [INFO] [stderr] Downloaded wincolor v1.0.2 [INFO] [stderr] Downloaded termcolor v1.0.5 [INFO] [stderr] Downloaded chrono v0.4.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fbbc7d8bd490343e5e799b2b9e2c666c80b7bd175ef9bfa79096e3622441d529 [INFO] running `Command { std: "docker" "start" "-a" "fbbc7d8bd490343e5e799b2b9e2c666c80b7bd175ef9bfa79096e3622441d529", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fbbc7d8bd490343e5e799b2b9e2c666c80b7bd175ef9bfa79096e3622441d529", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbbc7d8bd490343e5e799b2b9e2c666c80b7bd175ef9bfa79096e3622441d529", kill_on_drop: false }` [INFO] [stdout] fbbc7d8bd490343e5e799b2b9e2c666c80b7bd175ef9bfa79096e3622441d529 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 474773c7c87c0df24fc73023f81427977c0234f0ae238c5baf833155ffaca7a5 [INFO] running `Command { std: "docker" "start" "-a" "474773c7c87c0df24fc73023f81427977c0234f0ae238c5baf833155ffaca7a5", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling bitflags v1.2.0 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking env_logger v0.7.0 [INFO] [stderr] Checking toml v0.5.3 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Checking datenbriefd v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `OpenOptions` [INFO] [stdout] --> src/lib.rs:14:16 [INFO] [stdout] | [INFO] [stdout] 14 | fs::{File, OpenOptions}, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `tls` should have an upper camel case name [INFO] [stdout] --> src/lib.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 76 | tls, [INFO] [stdout] | ^^^ help: convert the identifier to upper camel case: `Tls` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `starttls` should have an upper camel case name [INFO] [stdout] --> src/lib.rs:77:5 [INFO] [stdout] | [INFO] [stdout] 77 | starttls, [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Starttls` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `OpenOptions` [INFO] [stdout] --> src/lib.rs:14:16 [INFO] [stdout] | [INFO] [stdout] 14 | fs::{File, OpenOptions}, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `tls` should have an upper camel case name [INFO] [stdout] --> src/lib.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 76 | tls, [INFO] [stdout] | ^^^ help: convert the identifier to upper camel case: `Tls` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `starttls` should have an upper camel case name [INFO] [stdout] --> src/lib.rs:77:5 [INFO] [stdout] | [INFO] [stdout] 77 | starttls, [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Starttls` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `write_time` is never used [INFO] [stdout] --> src/lib.rs:165:8 [INFO] [stdout] | [INFO] [stdout] 90 | impl Config { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 165 | fn write_time(&self) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `ImapControl` should have a snake case name [INFO] [stdout] --> src/lib.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | pub ImapControl: ServerConfig, [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `imap_control` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `Imap` should have a snake case name [INFO] [stdout] --> src/lib.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | pub Imap: ServerConfig, [INFO] [stdout] | ^^^^ help: convert the identifier to snake case (notice the capitalization): `imap` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `Smtp` should have a snake case name [INFO] [stdout] --> src/lib.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | pub Smtp: ServerConfig, [INFO] [stdout] | ^^^^ help: convert the identifier to snake case (notice the capitalization): `smtp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `write_time` is never used [INFO] [stdout] --> src/lib.rs:165:8 [INFO] [stdout] | [INFO] [stdout] 90 | impl Config { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 165 | fn write_time(&self) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `ImapControl` should have a snake case name [INFO] [stdout] --> src/lib.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | pub ImapControl: ServerConfig, [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `imap_control` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `Imap` should have a snake case name [INFO] [stdout] --> src/lib.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | pub Imap: ServerConfig, [INFO] [stdout] | ^^^^ help: convert the identifier to snake case (notice the capitalization): `imap` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `Smtp` should have a snake case name [INFO] [stdout] --> src/lib.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | pub Smtp: ServerConfig, [INFO] [stdout] | ^^^^ help: convert the identifier to snake case (notice the capitalization): `smtp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/main.rs:254:5 [INFO] [stdout] | [INFO] [stdout] 254 | drop(config_name); [INFO] [stdout] | ^^^^^-----------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&str` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 254 - drop(config_name); [INFO] [stdout] 254 + let _ = config_name; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/main.rs:254:5 [INFO] [stdout] | [INFO] [stdout] 254 | drop(config_name); [INFO] [stdout] | ^^^^^-----------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&str` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 254 - drop(config_name); [INFO] [stdout] 254 + let _ = config_name; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.54s [INFO] running `Command { std: "docker" "inspect" "474773c7c87c0df24fc73023f81427977c0234f0ae238c5baf833155ffaca7a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "474773c7c87c0df24fc73023f81427977c0234f0ae238c5baf833155ffaca7a5", kill_on_drop: false }` [INFO] [stdout] 474773c7c87c0df24fc73023f81427977c0234f0ae238c5baf833155ffaca7a5