[INFO] fetching crate tcpproxy-rs 0.7.5...
[INFO] testing tcpproxy-rs-0.7.5 against 1.95.0 for beta-1.96-2
[INFO] extracting crate tcpproxy-rs 0.7.5 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate tcpproxy-rs 0.7.5
[INFO] finished tweaking crates.io crate tcpproxy-rs 0.7.5
[INFO] tweaked toml for crates.io crate tcpproxy-rs 0.7.5 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tcpproxy-rs 0.7.5 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tcpproxy-rs 0.7.5 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gimli v0.28.1
[INFO] [stderr]   Downloaded miniz_oxide v0.7.2
[INFO] [stderr]   Downloaded futures-macro v0.3.30
[INFO] [stderr]   Downloaded syn v2.0.52
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.52.4
[INFO] [stderr]   Downloaded windows_i686_msvc v0.52.4
[INFO] [stderr]   Downloaded tokio v1.37.0
[INFO] [stderr]   Downloaded windows-targets v0.52.4
[INFO] [stderr]   Downloaded libc v0.2.153
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.52.4
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.52.4
[INFO] [stderr]   Downloaded tokio-macros v2.2.0
[INFO] [stderr]   Downloaded socket2 v0.5.6
[INFO] [stderr]   Downloaded cc v1.0.90
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.52.4
[INFO] [stderr]   Downloaded windows_i686_gnu v0.52.4
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.52.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 593eb2a9e946ea0c388bc984da877f9a64a89fd4eca71ad8e99bb6a053543a6e
[INFO] running `Command { std: "docker" "start" "-a" "593eb2a9e946ea0c388bc984da877f9a64a89fd4eca71ad8e99bb6a053543a6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "593eb2a9e946ea0c388bc984da877f9a64a89fd4eca71ad8e99bb6a053543a6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "593eb2a9e946ea0c388bc984da877f9a64a89fd4eca71ad8e99bb6a053543a6e", kill_on_drop: false }`
[INFO] [stdout] 593eb2a9e946ea0c388bc984da877f9a64a89fd4eca71ad8e99bb6a053543a6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70ba2996d185021314bb11afed0a33db36e6675ed487010119d29e59cb0bc003
[INFO] running `Command { std: "docker" "start" "-a" "70ba2996d185021314bb11afed0a33db36e6675ed487010119d29e59cb0bc003", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling socket2 v0.5.6
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling tcpproxy-rs v0.7.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]    --> src/main.rs:155:20
[INFO] [stdout]     |
[INFO] [stdout] 155 |                 Ok(opcode) => {} //println!("Invalid opcode {} from {}", opcode, client_addr);
[INFO] [stdout]     |                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcode`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:156:21
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 Err(e) => {} //eprintln!("failed to read from socket; err = {:?}", e);
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:175:13
[INFO] [stdout]     |
[INFO] [stdout] 175 |         Err(e) => {}//eprintln!("failed to write RS2 response to socket; err = {:?}", e)
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:208:13
[INFO] [stdout]     |
[INFO] [stdout] 208 |         Err(e) => {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:218:13
[INFO] [stdout]     |
[INFO] [stdout] 218 |         Err(e) => {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]    --> src/main.rs:254:12
[INFO] [stdout]     |
[INFO] [stdout] 254 |         Ok(count) => {
[INFO] [stdout]     |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:192:21
[INFO] [stdout]     |
[INFO] [stdout] 192 |                 Err(e) => {}//eprintln!("failed to write JS5 response to socket; err = {:?}", e)
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 |         Err(e) => {}//eprintln!("failed to read from JS5 socket; err = {:?}", e)
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.38s
[INFO] running `Command { std: "docker" "inspect" "70ba2996d185021314bb11afed0a33db36e6675ed487010119d29e59cb0bc003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70ba2996d185021314bb11afed0a33db36e6675ed487010119d29e59cb0bc003", kill_on_drop: false }`
[INFO] [stdout] 70ba2996d185021314bb11afed0a33db36e6675ed487010119d29e59cb0bc003
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da8181d11dc4b544325c4990434d8a3f464e4d11f37689ae0815e864f878e4d6
[INFO] running `Command { std: "docker" "start" "-a" "da8181d11dc4b544325c4990434d8a3f464e4d11f37689ae0815e864f878e4d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcpproxy-rs v0.7.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]    --> src/main.rs:155:20
[INFO] [stdout]     |
[INFO] [stdout] 155 |                 Ok(opcode) => {} //println!("Invalid opcode {} from {}", opcode, client_addr);
[INFO] [stdout]     |                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcode`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:156:21
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 Err(e) => {} //eprintln!("failed to read from socket; err = {:?}", e);
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:175:13
[INFO] [stdout]     |
[INFO] [stdout] 175 |         Err(e) => {}//eprintln!("failed to write RS2 response to socket; err = {:?}", e)
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:208:13
[INFO] [stdout]     |
[INFO] [stdout] 208 |         Err(e) => {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:218:13
[INFO] [stdout]     |
[INFO] [stdout] 218 |         Err(e) => {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]    --> src/main.rs:254:12
[INFO] [stdout]     |
[INFO] [stdout] 254 |         Ok(count) => {
[INFO] [stdout]     |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:192:21
[INFO] [stdout]     |
[INFO] [stdout] 192 |                 Err(e) => {}//eprintln!("failed to write JS5 response to socket; err = {:?}", e)
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 |         Err(e) => {}//eprintln!("failed to read from JS5 socket; err = {:?}", e)
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "da8181d11dc4b544325c4990434d8a3f464e4d11f37689ae0815e864f878e4d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da8181d11dc4b544325c4990434d8a3f464e4d11f37689ae0815e864f878e4d6", kill_on_drop: false }`
[INFO] [stdout] da8181d11dc4b544325c4990434d8a3f464e4d11f37689ae0815e864f878e4d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 449a049602d3dbf3a872bc08661e101c3d17f61ee4333cea8741c0ec16ad9964
[INFO] running `Command { std: "docker" "start" "-a" "449a049602d3dbf3a872bc08661e101c3d17f61ee4333cea8741c0ec16ad9964", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `opcode`
[INFO] [stderr]    --> src/main.rs:155:20
[INFO] [stderr]     |
[INFO] [stderr] 155 |                 Ok(opcode) => {} //println!("Invalid opcode {} from {}", opcode, client_addr);
[INFO] [stderr]     |                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcode`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:156:21
[INFO] [stderr]     |
[INFO] [stderr] 156 |                 Err(e) => {} //eprintln!("failed to read from socket; err = {:?}", e);
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:175:13
[INFO] [stderr]     |
[INFO] [stderr] 175 |         Err(e) => {}//eprintln!("failed to write RS2 response to socket; err = {:?}", e)
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:208:13
[INFO] [stderr]     |
[INFO] [stderr] 208 |         Err(e) => {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:218:13
[INFO] [stderr]     |
[INFO] [stderr] 218 |         Err(e) => {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `count`
[INFO] [stderr]    --> src/main.rs:254:12
[INFO] [stderr]     |
[INFO] [stderr] 254 |         Ok(count) => {
[INFO] [stderr]     |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:192:21
[INFO] [stderr]     |
[INFO] [stderr] 192 |                 Err(e) => {}//eprintln!("failed to write JS5 response to socket; err = {:?}", e)
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:195:13
[INFO] [stderr]     |
[INFO] [stderr] 195 |         Err(e) => {}//eprintln!("failed to read from JS5 socket; err = {:?}", e)
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: `tcpproxy-rs` (bin "tcpproxy-rs" test) generated 8 warnings (run `cargo fix --bin "tcpproxy-rs" -p tcpproxy-rs --tests` to apply 8 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tcpproxy_rs-f3b3b9befd2681e6)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "449a049602d3dbf3a872bc08661e101c3d17f61ee4333cea8741c0ec16ad9964", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "449a049602d3dbf3a872bc08661e101c3d17f61ee4333cea8741c0ec16ad9964", kill_on_drop: false }`
[INFO] [stdout] 449a049602d3dbf3a872bc08661e101c3d17f61ee4333cea8741c0ec16ad9964
