[INFO] updating cached repository https://github.com/mahepe/rssget [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 7a9ea0d988997311307a025e42d81d86a676a52f [INFO] checking mahepe/rssget against master#0cbcb17d3306d6e22eafc2c05ce885db97d0189c for pr-68766 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmahepe%2Frssget" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mahepe/rssget on toolchain 0cbcb17d3306d6e22eafc2c05ce885db97d0189c [INFO] running `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/mahepe/rssget [INFO] finished tweaking git repo https://github.com/mahepe/rssget [INFO] tweaked toml for git repo https://github.com/mahepe/rssget written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/mahepe/rssget already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b1e620df326242e1da0ac94a34f29ada443187688576f5388f9cbf88c9e875e8 [INFO] running `"docker" "start" "-a" "b1e620df326242e1da0ac94a34f29ada443187688576f5388f9cbf88c9e875e8"` [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Compiling openssl v0.10.13 [INFO] [stderr] Compiling encoding_rs v0.8.10 [INFO] [stderr] Checking hex v0.3.2 [INFO] [stderr] Compiling openssl-sys v0.9.37 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking tokio-timer v0.2.7 [INFO] [stderr] Checking tokio-current-thread v0.1.3 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking uuid v0.7.1 [INFO] [stderr] Checking tokio-io v0.1.9 [INFO] [stderr] Checking url v1.7.1 [INFO] [stderr] Checking rust-crypto v0.2.36 [INFO] [stderr] Checking mime v0.3.12 [INFO] [stderr] Checking libflate v0.1.18 [INFO] [stderr] Checking tokio-threadpool v0.1.7 [INFO] [stderr] Checking mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking tokio-reactor v0.1.6 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking h2 v0.1.12 [INFO] [stderr] Checking tokio-fs v0.1.3 [INFO] [stderr] Compiling native-tls v0.2.1 [INFO] [stderr] Checking tokio-uds v0.2.2 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking tokio-udp v0.1.2 [INFO] [stderr] Checking tokio v0.1.11 [INFO] [stderr] Checking hyper v0.12.11 [INFO] [stderr] Checking hyper-tls v0.3.1 [INFO] [stderr] Checking serde_urlencoded v0.5.3 [INFO] [stderr] Checking serde_json v1.0.32 [INFO] [stderr] Checking reqwest v0.9.2 [INFO] [stderr] Checking rssget v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/alias.rs:10:85 [INFO] [stderr] | [INFO] [stderr] 10 | pub fn alias(feed_alias: String, feed_url: String, fname: String) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/fetch.rs:21:21 [INFO] [stderr] | [INFO] [stderr] 21 | ) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/read.rs:15:21 [INFO] [stderr] | [INFO] [stderr] 15 | ) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/utils.rs:48:29 [INFO] [stderr] | [INFO] [stderr] 48 | ) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/utils.rs:81:81 [INFO] [stderr] | [INFO] [stderr] 81 | fn bytes_to_header(header_bytes: &[u8; HEADER_BYTES]) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/utils.rs:104:59 [INFO] [stderr] | [INFO] [stderr] 104 | pub fn count_items(aux_fname: &String) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/utils.rs:122:29 [INFO] [stderr] | [INFO] [stderr] 122 | ) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/utils.rs:134:21 [INFO] [stderr] | [INFO] [stderr] 134 | ) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/utils.rs:154:21 [INFO] [stderr] | [INFO] [stderr] 154 | ) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/utils.rs:169:21 [INFO] [stderr] | [INFO] [stderr] 169 | ) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/utils.rs:189:25 [INFO] [stderr] | [INFO] [stderr] 189 | ) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/alias.rs:10:85 [INFO] [stderr] | [INFO] [stderr] 10 | pub fn alias(feed_alias: String, feed_url: String, fname: String) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/fetch.rs:21:21 [INFO] [stderr] | [INFO] [stderr] 21 | ) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/read.rs:15:21 [INFO] [stderr] | [INFO] [stderr] 15 | ) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/utils.rs:48:29 [INFO] [stderr] | [INFO] [stderr] 48 | ) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/utils.rs:81:81 [INFO] [stderr] | [INFO] [stderr] 81 | fn bytes_to_header(header_bytes: &[u8; HEADER_BYTES]) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/utils.rs:104:59 [INFO] [stderr] | [INFO] [stderr] 104 | pub fn count_items(aux_fname: &String) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/utils.rs:122:29 [INFO] [stderr] | [INFO] [stderr] 122 | ) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/utils.rs:134:21 [INFO] [stderr] | [INFO] [stderr] 134 | ) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/utils.rs:154:21 [INFO] [stderr] | [INFO] [stderr] 154 | ) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/utils.rs:169:21 [INFO] [stderr] | [INFO] [stderr] 169 | ) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/utils.rs:189:25 [INFO] [stderr] | [INFO] [stderr] 189 | ) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:72:13 [INFO] [stderr] | [INFO] [stderr] 72 | let mut attrs: Vec<&str>; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:72:13 [INFO] [stderr] | [INFO] [stderr] 72 | let mut attrs: Vec<&str>; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 38.76s [INFO] running `"docker" "inspect" "b1e620df326242e1da0ac94a34f29ada443187688576f5388f9cbf88c9e875e8"` [INFO] running `"docker" "rm" "-f" "b1e620df326242e1da0ac94a34f29ada443187688576f5388f9cbf88c9e875e8"` [INFO] [stdout] b1e620df326242e1da0ac94a34f29ada443187688576f5388f9cbf88c9e875e8