[INFO] crate post-sockets 0.1.0 is already in cache
[INFO] extracting crate post-sockets 0.1.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/post-sockets/0.1.0
[INFO] extracting crate post-sockets 0.1.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/post-sockets/0.1.0
[INFO] validating manifest of post-sockets-0.1.0 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of post-sockets-0.1.0 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing post-sockets-0.1.0
[INFO] finished frobbing post-sockets-0.1.0
[INFO] frobbed toml for post-sockets-0.1.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/post-sockets/0.1.0/Cargo.toml
[INFO] started frobbing post-sockets-0.1.0
[INFO] finished frobbing post-sockets-0.1.0
[INFO] frobbed toml for post-sockets-0.1.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/post-sockets/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing post-sockets-0.1.0 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/post-sockets/0.1.0:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] ce3b96b75efef7d0d5b6e0102a2d65f7a6c1410033029e08216387816dbe8fbb
[INFO] running `"docker" "start" "-a" "ce3b96b75efef7d0d5b6e0102a2d65f7a6c1410033029e08216387816dbe8fbb"`
[INFO] [stderr]    Compiling post-sockets v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/carrier.rs:34:24
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn send(&mut self, msg : &P::M) {
[INFO] [stderr]    |                        ^^^ help: consider prefixing with an underscore: `_msg`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/protocols/quic/mod.rs:71:30
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn decode_message(&self, data : &[u8]) -> Option<Self::M> {
[INFO] [stderr]    |                              ^^^^ help: consider prefixing with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mesg`
[INFO] [stderr]   --> src/protocols/quic/mod.rs:75:30
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn encode_message(&self, mesg : &Self::M) -> &[u8] {
[INFO] [stderr]    |                              ^^^^ help: consider prefixing with an underscore: `_mesg`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Carrier`
[INFO] [stderr]   --> src/carrier.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub struct Carrier<P : Protocol> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `send`
[INFO] [stderr]   --> src/carrier.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn send(&mut self, msg : &P::M) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Quic`
[INFO] [stderr]   --> src/protocols/quic/mod.rs:65:1
[INFO] [stderr]    |
[INFO] [stderr] 65 | struct Quic {
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "ce3b96b75efef7d0d5b6e0102a2d65f7a6c1410033029e08216387816dbe8fbb"`
[INFO] running `"docker" "rm" "-f" "ce3b96b75efef7d0d5b6e0102a2d65f7a6c1410033029e08216387816dbe8fbb"`
[INFO] [stdout] ce3b96b75efef7d0d5b6e0102a2d65f7a6c1410033029e08216387816dbe8fbb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/post-sockets/0.1.0:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3074593a589c88d84541f9081938cb8c05d589c1e70e69e98bdaa86edaf4d663
[INFO] running `"docker" "start" "-a" "3074593a589c88d84541f9081938cb8c05d589c1e70e69e98bdaa86edaf4d663"`
[INFO] [stderr]    Compiling post-sockets v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/carrier.rs:34:24
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn send(&mut self, msg : &P::M) {
[INFO] [stderr]    |                        ^^^ help: consider prefixing with an underscore: `_msg`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/protocols/quic/mod.rs:71:30
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn decode_message(&self, data : &[u8]) -> Option<Self::M> {
[INFO] [stderr]    |                              ^^^^ help: consider prefixing with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mesg`
[INFO] [stderr]   --> src/protocols/quic/mod.rs:75:30
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn encode_message(&self, mesg : &Self::M) -> &[u8] {
[INFO] [stderr]    |                              ^^^^ help: consider prefixing with an underscore: `_mesg`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Carrier`
[INFO] [stderr]   --> src/carrier.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub struct Carrier<P : Protocol> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `send`
[INFO] [stderr]   --> src/carrier.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn send(&mut self, msg : &P::M) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Quic`
[INFO] [stderr]   --> src/protocols/quic/mod.rs:65:1
[INFO] [stderr]    |
[INFO] [stderr] 65 | struct Quic {
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `"docker" "inspect" "3074593a589c88d84541f9081938cb8c05d589c1e70e69e98bdaa86edaf4d663"`
[INFO] running `"docker" "rm" "-f" "3074593a589c88d84541f9081938cb8c05d589c1e70e69e98bdaa86edaf4d663"`
[INFO] [stdout] 3074593a589c88d84541f9081938cb8c05d589c1e70e69e98bdaa86edaf4d663
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/post-sockets/0.1.0:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 169b2441c605f98768ffe83efd48704ae8f3ec09819d735dfcb135fa831f94cd
[INFO] running `"docker" "start" "-a" "169b2441c605f98768ffe83efd48704ae8f3ec09819d735dfcb135fa831f94cd"`
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/post_sockets-33452f6a5ab2e540
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/quic_client-d8fa5a056f2cc22e
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/quic_server-3007606f6b373bf4
[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] [stderr]    Doc-tests post-sockets
[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" "169b2441c605f98768ffe83efd48704ae8f3ec09819d735dfcb135fa831f94cd"`
[INFO] running `"docker" "rm" "-f" "169b2441c605f98768ffe83efd48704ae8f3ec09819d735dfcb135fa831f94cd"`
[INFO] [stdout] 169b2441c605f98768ffe83efd48704ae8f3ec09819d735dfcb135fa831f94cd