[INFO] updating cached repository paulsevere/server [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/paulsevere/server [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/paulsevere/server" "work/ex/beta-1.37-6/sources/1.36.0/gh/paulsevere/server"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/paulsevere/server'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/paulsevere/server" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/paulsevere/server"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/paulsevere/server'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 99a2823bde0e258e7b2342bad94976eb7747016b [INFO] sha for GitHub repo paulsevere/server: 99a2823bde0e258e7b2342bad94976eb7747016b [INFO] validating manifest of paulsevere/server on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of paulsevere/server on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing paulsevere/server [INFO] finished frobbing paulsevere/server [INFO] frobbed toml for paulsevere/server written to work/ex/beta-1.37-6/sources/1.36.0/gh/paulsevere/server/Cargo.toml [INFO] started frobbing paulsevere/server [INFO] finished frobbing paulsevere/server [INFO] frobbed toml for paulsevere/server written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/paulsevere/server/Cargo.toml [INFO] crate paulsevere/server already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing paulsevere/server against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/paulsevere/server:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] 44418ad64087cb63d756c73cb62f3386884004c6e306e2433427a280905525c4 [INFO] running `"docker" "start" "-a" "44418ad64087cb63d756c73cb62f3386884004c6e306e2433427a280905525c4"` [INFO] [stderr] Compiling iovec v0.1.0 [INFO] [stderr] Compiling net2 v0.2.29 [INFO] [stderr] Compiling mio v0.6.7 [INFO] [stderr] Compiling server v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `TcpStream` [INFO] [stderr] --> src/main.rs:5:29 [INFO] [stderr] | [INFO] [stderr] 5 | use mio::tcp::{TcpListener, TcpStream}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `addr` [INFO] [stderr] --> src/main.rs:33:38 [INFO] [stderr] | [INFO] [stderr] 33 | let (mut socket, addr) = server.accept().unwrap(); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_addr` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable `writeResult` should have a snake case name [INFO] [stderr] --> src/main.rs:34:25 [INFO] [stderr] | [INFO] [stderr] 34 | let writeResult = socket.write(httpResponse().as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to snake case: `write_result` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:39:29 [INFO] [stderr] | [INFO] [stderr] 39 | socket.shutdown(Both); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: function `httpResponse` should have a snake case name [INFO] [stderr] --> src/main.rs:55:8 [INFO] [stderr] | [INFO] [stderr] 55 | pub fn httpResponse() -> String { [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `http_response` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.94s [INFO] running `"docker" "inspect" "44418ad64087cb63d756c73cb62f3386884004c6e306e2433427a280905525c4"` [INFO] running `"docker" "rm" "-f" "44418ad64087cb63d756c73cb62f3386884004c6e306e2433427a280905525c4"` [INFO] [stdout] 44418ad64087cb63d756c73cb62f3386884004c6e306e2433427a280905525c4 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/paulsevere/server:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] 8c6ae1b0bf478603002c008a41f242f7a71b9c74afe6511c5286ba0012a318de [INFO] running `"docker" "start" "-a" "8c6ae1b0bf478603002c008a41f242f7a71b9c74afe6511c5286ba0012a318de"` [INFO] [stderr] Compiling server v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `TcpStream` [INFO] [stderr] --> src/main.rs:5:29 [INFO] [stderr] | [INFO] [stderr] 5 | use mio::tcp::{TcpListener, TcpStream}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `addr` [INFO] [stderr] --> src/main.rs:33:38 [INFO] [stderr] | [INFO] [stderr] 33 | let (mut socket, addr) = server.accept().unwrap(); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_addr` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable `writeResult` should have a snake case name [INFO] [stderr] --> src/main.rs:34:25 [INFO] [stderr] | [INFO] [stderr] 34 | let writeResult = socket.write(httpResponse().as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to snake case: `write_result` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:39:29 [INFO] [stderr] | [INFO] [stderr] 39 | socket.shutdown(Both); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: function `httpResponse` should have a snake case name [INFO] [stderr] --> src/main.rs:55:8 [INFO] [stderr] | [INFO] [stderr] 55 | pub fn httpResponse() -> String { [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `http_response` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `"docker" "inspect" "8c6ae1b0bf478603002c008a41f242f7a71b9c74afe6511c5286ba0012a318de"` [INFO] running `"docker" "rm" "-f" "8c6ae1b0bf478603002c008a41f242f7a71b9c74afe6511c5286ba0012a318de"` [INFO] [stdout] 8c6ae1b0bf478603002c008a41f242f7a71b9c74afe6511c5286ba0012a318de [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/paulsevere/server:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"` [INFO] [stdout] 07e1d7f361109eff629ef86a0988a34a9376260c6cb35f14104b35a276c4c70e [INFO] running `"docker" "start" "-a" "07e1d7f361109eff629ef86a0988a34a9376260c6cb35f14104b35a276c4c70e"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/server-630ade86e3c9b8c6 [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" "07e1d7f361109eff629ef86a0988a34a9376260c6cb35f14104b35a276c4c70e"` [INFO] running `"docker" "rm" "-f" "07e1d7f361109eff629ef86a0988a34a9376260c6cb35f14104b35a276c4c70e"` [INFO] [stdout] 07e1d7f361109eff629ef86a0988a34a9376260c6cb35f14104b35a276c4c70e