[INFO] updating cached repository https://github.com/pjungwir/rust-thread-read-to-string [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] 45c3aacc5ff0bd0df32aff67a1d240948f047874 [INFO] testing pjungwir/rust-thread-read-to-string against beta-2019-09-28 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpjungwir%2Frust-thread-read-to-string" "work/builds/worker-2/source"` [INFO] [stderr] Cloning into 'work/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pjungwir/rust-thread-read-to-string on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/pjungwir/rust-thread-read-to-string [INFO] finished tweaking git repo https://github.com/pjungwir/rust-thread-read-to-string [INFO] tweaked toml for git repo https://github.com/pjungwir/rust-thread-read-to-string written to work/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/pjungwir/rust-thread-read-to-string already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2019-09-28" "build" "--frozen"` [INFO] [stdout] 07c632fcada1242f68773f467bb53c60022b2b3a3ebf32dc685805b506f28856 [INFO] running `"docker" "start" "-a" "07c632fcada1242f68773f467bb53c60022b2b3a3ebf32dc685805b506f28856"` [INFO] [stderr] Compiling thread-read-to-string v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `Request` [INFO] [stderr] --> src/main.rs:9:21 [INFO] [stderr] | [INFO] [stderr] 9 | use hyper::client::{Request, Response}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:27:7 [INFO] [stderr] | [INFO] [stderr] 27 | let t = thread::spawn(move || { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_t` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:73:7 [INFO] [stderr] | [INFO] [stderr] 73 | let t = thread::spawn(move || { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_t` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:108:7 [INFO] [stderr] | [INFO] [stderr] 108 | let t = thread::spawn(move || { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_t` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:141:7 [INFO] [stderr] | [INFO] [stderr] 141 | let t = thread::spawn(move || { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_t` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `status_code` [INFO] [stderr] --> src/main.rs:185:8 [INFO] [stderr] | [INFO] [stderr] 185 | let (status_code, buf) = get_url_with_timeout_3("http://example.com/").unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_status_code` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `status_code` [INFO] [stderr] --> src/main.rs:188:8 [INFO] [stderr] | [INFO] [stderr] 188 | let (status_code, buf) = get_url_with_timeout_4("http://example.com/").unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_status_code` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `status_code` [INFO] [stderr] --> src/main.rs:193:7 [INFO] [stderr] | [INFO] [stderr] 193 | let status_code = get_url_with_timeout_5("http://example.com/", &shbuf).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_status_code` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:19:7 [INFO] [stderr] | [INFO] [stderr] 19 | let mut c = Client::new(); [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:20:7 [INFO] [stderr] | [INFO] [stderr] 20 | let mut req = c.get(url); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:74:9 [INFO] [stderr] | [INFO] [stderr] 74 | let mut c = Client::new(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | let mut req = c.get(&url); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:76:9 [INFO] [stderr] | [INFO] [stderr] 76 | let mut ret = match req.send() { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:109:9 [INFO] [stderr] | [INFO] [stderr] 109 | let mut c = Client::new(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:110:9 [INFO] [stderr] | [INFO] [stderr] 110 | let mut req = c.get(&url); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:111:9 [INFO] [stderr] | [INFO] [stderr] 111 | let mut ret = match req.send() { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:142:9 [INFO] [stderr] | [INFO] [stderr] 142 | let mut c = Client::new(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:143:9 [INFO] [stderr] | [INFO] [stderr] 143 | let mut req = c.get(&url); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:144:9 [INFO] [stderr] | [INFO] [stderr] 144 | let mut ret = match req.send() { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:137:38 [INFO] [stderr] | [INFO] [stderr] 137 | fn get_url_with_timeout_5(url: &str, mut shbuf: &Arc>) -> Result { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.95s [INFO] running `"docker" "inspect" "07c632fcada1242f68773f467bb53c60022b2b3a3ebf32dc685805b506f28856"` [INFO] running `"docker" "rm" "-f" "07c632fcada1242f68773f467bb53c60022b2b3a3ebf32dc685805b506f28856"` [INFO] [stdout] 07c632fcada1242f68773f467bb53c60022b2b3a3ebf32dc685805b506f28856 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] 2995ae761234b4410abbee1866205d98e2ac5f6781036fa41cbeb9b90abb4178 [INFO] running `"docker" "start" "-a" "2995ae761234b4410abbee1866205d98e2ac5f6781036fa41cbeb9b90abb4178"` [INFO] [stderr] Compiling thread-read-to-string v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `Request` [INFO] [stderr] --> src/main.rs:9:21 [INFO] [stderr] | [INFO] [stderr] 9 | use hyper::client::{Request, Response}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:27:7 [INFO] [stderr] | [INFO] [stderr] 27 | let t = thread::spawn(move || { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_t` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:73:7 [INFO] [stderr] | [INFO] [stderr] 73 | let t = thread::spawn(move || { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_t` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:108:7 [INFO] [stderr] | [INFO] [stderr] 108 | let t = thread::spawn(move || { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_t` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:141:7 [INFO] [stderr] | [INFO] [stderr] 141 | let t = thread::spawn(move || { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_t` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `status_code` [INFO] [stderr] --> src/main.rs:185:8 [INFO] [stderr] | [INFO] [stderr] 185 | let (status_code, buf) = get_url_with_timeout_3("http://example.com/").unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_status_code` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `status_code` [INFO] [stderr] --> src/main.rs:188:8 [INFO] [stderr] | [INFO] [stderr] 188 | let (status_code, buf) = get_url_with_timeout_4("http://example.com/").unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_status_code` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `status_code` [INFO] [stderr] --> src/main.rs:193:7 [INFO] [stderr] | [INFO] [stderr] 193 | let status_code = get_url_with_timeout_5("http://example.com/", &shbuf).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_status_code` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:19:7 [INFO] [stderr] | [INFO] [stderr] 19 | let mut c = Client::new(); [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:20:7 [INFO] [stderr] | [INFO] [stderr] 20 | let mut req = c.get(url); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:74:9 [INFO] [stderr] | [INFO] [stderr] 74 | let mut c = Client::new(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | let mut req = c.get(&url); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:76:9 [INFO] [stderr] | [INFO] [stderr] 76 | let mut ret = match req.send() { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:109:9 [INFO] [stderr] | [INFO] [stderr] 109 | let mut c = Client::new(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:110:9 [INFO] [stderr] | [INFO] [stderr] 110 | let mut req = c.get(&url); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:111:9 [INFO] [stderr] | [INFO] [stderr] 111 | let mut ret = match req.send() { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:142:9 [INFO] [stderr] | [INFO] [stderr] 142 | let mut c = Client::new(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:143:9 [INFO] [stderr] | [INFO] [stderr] 143 | let mut req = c.get(&url); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:144:9 [INFO] [stderr] | [INFO] [stderr] 144 | let mut ret = match req.send() { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:137:38 [INFO] [stderr] | [INFO] [stderr] 137 | fn get_url_with_timeout_5(url: &str, mut shbuf: &Arc>) -> Result { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.01s [INFO] running `"docker" "inspect" "2995ae761234b4410abbee1866205d98e2ac5f6781036fa41cbeb9b90abb4178"` [INFO] running `"docker" "rm" "-f" "2995ae761234b4410abbee1866205d98e2ac5f6781036fa41cbeb9b90abb4178"` [INFO] [stdout] 2995ae761234b4410abbee1866205d98e2ac5f6781036fa41cbeb9b90abb4178 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2019-09-28" "test" "--frozen"` [INFO] [stdout] 4da4cf158db8f2e5af10707393451a910fca4aabf1807d400d4c004f71b60a1e [INFO] running `"docker" "start" "-a" "4da4cf158db8f2e5af10707393451a910fca4aabf1807d400d4c004f71b60a1e"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/thread_read_to_string-e641c18a7539c5b8 [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 `"docker" "inspect" "4da4cf158db8f2e5af10707393451a910fca4aabf1807d400d4c004f71b60a1e"` [INFO] running `"docker" "rm" "-f" "4da4cf158db8f2e5af10707393451a910fca4aabf1807d400d4c004f71b60a1e"` [INFO] [stdout] 4da4cf158db8f2e5af10707393451a910fca4aabf1807d400d4c004f71b60a1e