[INFO] fetching crate tuple 0.5.1...
[INFO] testing tuple-0.5.1 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate tuple 0.5.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate tuple 0.5.1 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tuple 0.5.1
[INFO] finished tweaking crates.io crate tuple 0.5.1
[INFO] tweaked toml for crates.io crate tuple 0.5.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3caf7cf8a50d9223ce0e50edfcdf45638c48055d7a410fdbaca2559e62b1219
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a3caf7cf8a50d9223ce0e50edfcdf45638c48055d7a410fdbaca2559e62b1219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3caf7cf8a50d9223ce0e50edfcdf45638c48055d7a410fdbaca2559e62b1219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3caf7cf8a50d9223ce0e50edfcdf45638c48055d7a410fdbaca2559e62b1219", kill_on_drop: false }`
[INFO] [stdout] a3caf7cf8a50d9223ce0e50edfcdf45638c48055d7a410fdbaca2559e62b1219
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3bb46a4db79f20e59634a08b47d660f70020fbd4e77220f2932fb2b60760501
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a3bb46a4db79f20e59634a08b47d660f70020fbd4e77220f2932fb2b60760501", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tuple v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/utils.rs:42:33
[INFO] [stdout]     |
[INFO] [stdout] 42  |     ( ; $($args:ident),* ) => ( ($($args),*) )
[INFO] [stdout]     |                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/m_tuple.rs:231:1
[INFO] [stdout]     |
[INFO] [stdout] 231 | impl_tuple!(m_tuple);
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/utils.rs:42:33
[INFO] [stdout]     |
[INFO] [stdout] 42  |     ( ; $($args:ident),* ) => ( ($($args),*) )
[INFO] [stdout]     |                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/m_tuple.rs:231:1
[INFO] [stdout]     |
[INFO] [stdout] 231 | impl_tuple!(m_tuple);
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/utils.rs:42:33
[INFO] [stdout]     |
[INFO] [stdout] 42  |     ( ; $($args:ident),* ) => ( ($($args),*) )
[INFO] [stdout]     |                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/m_tuple.rs:231:1
[INFO] [stdout]     |
[INFO] [stdout] 231 | impl_tuple!(m_tuple);
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/m_tuple.rs:177:39
[INFO] [stdout]     |
[INFO] [stdout] 177 |         impl<$($l,)* $($r),*> OpSplit<($($l),*)> for ($($l,)* $($r),*) {
[INFO] [stdout]     |                                       ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] ...
[INFO] [stdout] 232 | m_join!();
[INFO] [stdout]     | ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/m_tuple.rs:178:22
[INFO] [stdout]     |
[INFO] [stdout] 178 |             type R = ($($r),*);
[INFO] [stdout]     |                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] ...
[INFO] [stdout] 232 | m_join!();
[INFO] [stdout]     | ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/m_tuple.rs:180:32
[INFO] [stdout]     |
[INFO] [stdout] 180 |             fn split(self) -> (($($l),*), Self::R) {
[INFO] [stdout]     |                                ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] ...
[INFO] [stdout] 232 | m_join!();
[INFO] [stdout]     | ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::iter::IntoIterator`
[INFO] [stdout]  --> src/m_iter.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::iter::IntoIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.84s
[INFO] running `Command { std: "docker" "inspect" "a3bb46a4db79f20e59634a08b47d660f70020fbd4e77220f2932fb2b60760501", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3bb46a4db79f20e59634a08b47d660f70020fbd4e77220f2932fb2b60760501", kill_on_drop: false }`
[INFO] [stdout] a3bb46a4db79f20e59634a08b47d660f70020fbd4e77220f2932fb2b60760501
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b97ec88d6ff022eff6e7accdaf854dbeb574e78689824a78d221bd0f53f1e853
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b97ec88d6ff022eff6e7accdaf854dbeb574e78689824a78d221bd0f53f1e853", kill_on_drop: false }`
[INFO] [stderr]    Compiling tuple v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/utils.rs:42:33
[INFO] [stdout]     |
[INFO] [stdout] 42  |     ( ; $($args:ident),* ) => ( ($($args),*) )
[INFO] [stdout]     |                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/m_tuple.rs:231:1
[INFO] [stdout]     |
[INFO] [stdout] 231 | impl_tuple!(m_tuple);
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/utils.rs:42:33
[INFO] [stdout]     |
[INFO] [stdout] 42  |     ( ; $($args:ident),* ) => ( ($($args),*) )
[INFO] [stdout]     |                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/m_tuple.rs:231:1
[INFO] [stdout]     |
[INFO] [stdout] 231 | impl_tuple!(m_tuple);
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/utils.rs:42:33
[INFO] [stdout]     |
[INFO] [stdout] 42  |     ( ; $($args:ident),* ) => ( ($($args),*) )
[INFO] [stdout]     |                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/m_tuple.rs:231:1
[INFO] [stdout]     |
[INFO] [stdout] 231 | impl_tuple!(m_tuple);
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/m_tuple.rs:177:39
[INFO] [stdout]     |
[INFO] [stdout] 177 |         impl<$($l,)* $($r),*> OpSplit<($($l),*)> for ($($l,)* $($r),*) {
[INFO] [stdout]     |                                       ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] ...
[INFO] [stdout] 232 | m_join!();
[INFO] [stdout]     | ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/m_tuple.rs:178:22
[INFO] [stdout]     |
[INFO] [stdout] 178 |             type R = ($($r),*);
[INFO] [stdout]     |                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] ...
[INFO] [stdout] 232 | m_join!();
[INFO] [stdout]     | ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/m_tuple.rs:180:32
[INFO] [stdout]     |
[INFO] [stdout] 180 |             fn split(self) -> (($($l),*), Self::R) {
[INFO] [stdout]     |                                ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] ...
[INFO] [stdout] 232 | m_join!();
[INFO] [stdout]     | ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::iter::IntoIterator`
[INFO] [stdout]  --> src/m_iter.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::iter::IntoIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/utils.rs:42:33
[INFO] [stdout]     |
[INFO] [stdout] 42  |     ( ; $($args:ident),* ) => ( ($($args),*) )
[INFO] [stdout]     |                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/m_tuple.rs:231:1
[INFO] [stdout]     |
[INFO] [stdout] 231 | impl_tuple!(m_tuple);
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/utils.rs:42:33
[INFO] [stdout]     |
[INFO] [stdout] 42  |     ( ; $($args:ident),* ) => ( ($($args),*) )
[INFO] [stdout]     |                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/m_tuple.rs:231:1
[INFO] [stdout]     |
[INFO] [stdout] 231 | impl_tuple!(m_tuple);
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/utils.rs:42:33
[INFO] [stdout]     |
[INFO] [stdout] 42  |     ( ; $($args:ident),* ) => ( ($($args),*) )
[INFO] [stdout]     |                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/m_tuple.rs:231:1
[INFO] [stdout]     |
[INFO] [stdout] 231 | impl_tuple!(m_tuple);
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/m_tuple.rs:177:39
[INFO] [stdout]     |
[INFO] [stdout] 177 |         impl<$($l,)* $($r),*> OpSplit<($($l),*)> for ($($l,)* $($r),*) {
[INFO] [stdout]     |                                       ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] ...
[INFO] [stdout] 232 | m_join!();
[INFO] [stdout]     | ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/m_tuple.rs:178:22
[INFO] [stdout]     |
[INFO] [stdout] 178 |             type R = ($($r),*);
[INFO] [stdout]     |                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] ...
[INFO] [stdout] 232 | m_join!();
[INFO] [stdout]     | ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/m_tuple.rs:180:32
[INFO] [stdout]     |
[INFO] [stdout] 180 |             fn split(self) -> (($($l),*), Self::R) {
[INFO] [stdout]     |                                ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] ...
[INFO] [stdout] 232 | m_join!();
[INFO] [stdout]     | ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::iter::IntoIterator`
[INFO] [stdout]  --> src/m_iter.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::iter::IntoIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.20s
[INFO] running `Command { std: "docker" "inspect" "b97ec88d6ff022eff6e7accdaf854dbeb574e78689824a78d221bd0f53f1e853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b97ec88d6ff022eff6e7accdaf854dbeb574e78689824a78d221bd0f53f1e853", kill_on_drop: false }`
[INFO] [stdout] b97ec88d6ff022eff6e7accdaf854dbeb574e78689824a78d221bd0f53f1e853
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e5d6eb1a777876e6fcaf8a75b0b59fe206118e826c088da691e6e84b342b4cc1
[INFO] running `Command { std: "docker" "start" "-a" "e5d6eb1a777876e6fcaf8a75b0b59fe206118e826c088da691e6e84b342b4cc1", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/utils.rs:42:33
[INFO] [stderr]     |
[INFO] [stderr] 42  |     ( ; $($args:ident),* ) => ( ($($args),*) )
[INFO] [stderr]     |                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/m_tuple.rs:231:1
[INFO] [stderr]     |
[INFO] [stderr] 231 | impl_tuple!(m_tuple);
[INFO] [stderr]     | --------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/utils.rs:42:33
[INFO] [stderr]     |
[INFO] [stderr] 42  |     ( ; $($args:ident),* ) => ( ($($args),*) )
[INFO] [stderr]     |                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/m_tuple.rs:231:1
[INFO] [stderr]     |
[INFO] [stderr] 231 | impl_tuple!(m_tuple);
[INFO] [stderr]     | --------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/utils.rs:42:33
[INFO] [stderr]     |
[INFO] [stderr] 42  |     ( ; $($args:ident),* ) => ( ($($args),*) )
[INFO] [stderr]     |                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/m_tuple.rs:231:1
[INFO] [stderr]     |
[INFO] [stderr] 231 | impl_tuple!(m_tuple);
[INFO] [stderr]     | --------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/m_tuple.rs:177:39
[INFO] [stderr]     |
[INFO] [stderr] 177 |         impl<$($l,)* $($r),*> OpSplit<($($l),*)> for ($($l,)* $($r),*) {
[INFO] [stderr]     |                                       ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] ...
[INFO] [stderr] 232 | m_join!();
[INFO] [stderr]     | ---------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/m_tuple.rs:178:22
[INFO] [stderr]     |
[INFO] [stderr] 178 |             type R = ($($r),*);
[INFO] [stderr]     |                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] ...
[INFO] [stderr] 232 | m_join!();
[INFO] [stderr]     | ---------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/m_tuple.rs:180:32
[INFO] [stderr]     |
[INFO] [stderr] 180 |             fn split(self) -> (($($l),*), Self::R) {
[INFO] [stderr]     |                                ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] ...
[INFO] [stderr] 232 | m_join!();
[INFO] [stderr]     | ---------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::iter::IntoIterator`
[INFO] [stderr]  --> src/m_iter.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use core::iter::IntoIterator;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/utils.rs:42:33
[INFO] [stderr]     |
[INFO] [stderr] 42  |     ( ; $($args:ident),* ) => ( ($($args),*) )
[INFO] [stderr]     |                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/m_tuple.rs:231:1
[INFO] [stderr]     |
[INFO] [stderr] 231 | impl_tuple!(m_tuple);
[INFO] [stderr]     | --------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/utils.rs:42:33
[INFO] [stderr]     |
[INFO] [stderr] 42  |     ( ; $($args:ident),* ) => ( ($($args),*) )
[INFO] [stderr]     |                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/m_tuple.rs:231:1
[INFO] [stderr]     |
[INFO] [stderr] 231 | impl_tuple!(m_tuple);
[INFO] [stderr]     | --------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/utils.rs:42:33
[INFO] [stderr]     |
[INFO] [stderr] 42  |     ( ; $($args:ident),* ) => ( ($($args),*) )
[INFO] [stderr]     |                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/m_tuple.rs:231:1
[INFO] [stderr]     |
[INFO] [stderr] 231 | impl_tuple!(m_tuple);
[INFO] [stderr]     | --------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/m_tuple.rs:177:39
[INFO] [stderr]     |
[INFO] [stderr] 177 |         impl<$($l,)* $($r),*> OpSplit<($($l),*)> for ($($l,)* $($r),*) {
[INFO] [stderr]     |                                       ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] ...
[INFO] [stderr] 232 | m_join!();
[INFO] [stderr]     | ---------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/m_tuple.rs:178:22
[INFO] [stderr]     |
[INFO] [stderr] 178 |             type R = ($($r),*);
[INFO] [stderr]     |                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] ...
[INFO] [stderr] 232 | m_join!();
[INFO] [stderr]     | ---------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/m_tuple.rs:180:32
[INFO] [stderr]     |
[INFO] [stderr] 180 |             fn split(self) -> (($($l),*), Self::R) {
[INFO] [stderr]     |                                ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] ...
[INFO] [stderr] 232 | m_join!();
[INFO] [stderr]     | ---------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::iter::IntoIterator`
[INFO] [stderr]  --> src/m_iter.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use core::iter::IntoIterator;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tuple-091599a07caf1f69
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tuple
[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] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/utils.rs:42:33
[INFO] [stderr]     |
[INFO] [stderr] 42  |     ( ; $($args:ident),* ) => ( ($($args),*) )
[INFO] [stderr]     |                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/rustwide/workdir/src/m_tuple.rs:231:1
[INFO] [stderr]     |
[INFO] [stderr] 231 | impl_tuple!(m_tuple);
[INFO] [stderr]     | --------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/utils.rs:42:33
[INFO] [stderr]     |
[INFO] [stderr] 42  |     ( ; $($args:ident),* ) => ( ($($args),*) )
[INFO] [stderr]     |                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/rustwide/workdir/src/m_tuple.rs:231:1
[INFO] [stderr]     |
[INFO] [stderr] 231 | impl_tuple!(m_tuple);
[INFO] [stderr]     | --------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/utils.rs:42:33
[INFO] [stderr]     |
[INFO] [stderr] 42  |     ( ; $($args:ident),* ) => ( ($($args),*) )
[INFO] [stderr]     |                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/rustwide/workdir/src/m_tuple.rs:231:1
[INFO] [stderr]     |
[INFO] [stderr] 231 | impl_tuple!(m_tuple);
[INFO] [stderr]     | --------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/m_tuple.rs:177:39
[INFO] [stderr]     |
[INFO] [stderr] 177 |         impl<$($l,)* $($r),*> OpSplit<($($l),*)> for ($($l,)* $($r),*) {
[INFO] [stderr]     |                                       ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] ...
[INFO] [stderr] 232 | m_join!();
[INFO] [stderr]     | ---------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/m_tuple.rs:178:22
[INFO] [stderr]     |
[INFO] [stderr] 178 |             type R = ($($r),*);
[INFO] [stderr]     |                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] ...
[INFO] [stderr] 232 | m_join!();
[INFO] [stderr]     | ---------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/m_tuple.rs:180:32
[INFO] [stderr]     |
[INFO] [stderr] 180 |             fn split(self) -> (($($l),*), Self::R) {
[INFO] [stderr]     |                                ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] ...
[INFO] [stderr] 232 | m_join!();
[INFO] [stderr]     | ---------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/lib.rs - (line 122) ... ok
[INFO] [stdout] test src/lib.rs - (line 109) ... ok
[INFO] [stdout] test src/lib.rs - (line 81) ... ok
[INFO] [stdout] test src/lib.rs - (line 98) ... ok
[INFO] [stdout] test src/lib.rs - (line 51) ... ok
[INFO] [stdout] test src/lib.rs - Splat (line 247) ... ok
[INFO] [stdout] test src/lib.rs - (line 135) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/lib.rs - (line 39) ... ok
[INFO] [stdout] test src/lib.rs - tuple (line 441) ... ok
[INFO] [stdout] test src/lib.rs - (line 68) ... ok
[INFO] [stdout] test src/lib.rs - Call (line 261) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e5d6eb1a777876e6fcaf8a75b0b59fe206118e826c088da691e6e84b342b4cc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d6eb1a777876e6fcaf8a75b0b59fe206118e826c088da691e6e84b342b4cc1", kill_on_drop: false }`
[INFO] [stdout] e5d6eb1a777876e6fcaf8a75b0b59fe206118e826c088da691e6e84b342b4cc1
