[INFO] crate zlo 0.1.0 is already in cache
[INFO] testing zlo-0.1.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate zlo 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate zlo 0.1.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zlo 0.1.0
[INFO] finished tweaking crates.io crate zlo 0.1.0
[INFO] tweaked toml for crates.io crate zlo 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8152d81d07e90f140a4aa16dda8fc75d935b7e16a3eddabc71e19e951fcefd37
[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" "8152d81d07e90f140a4aa16dda8fc75d935b7e16a3eddabc71e19e951fcefd37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8152d81d07e90f140a4aa16dda8fc75d935b7e16a3eddabc71e19e951fcefd37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8152d81d07e90f140a4aa16dda8fc75d935b7e16a3eddabc71e19e951fcefd37", kill_on_drop: false }`
[INFO] [stdout] 8152d81d07e90f140a4aa16dda8fc75d935b7e16a3eddabc71e19e951fcefd37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 738e7aad97f4b843c25b20f2f9a7846ab4fdf2df2eb45cb186c36a14a8b64624
[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" "738e7aad97f4b843c25b20f2f9a7846ab4fdf2df2eb45cb186c36a14a8b64624", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling zlo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/de/mod.rs:434:29
[INFO] [stdout]     |
[INFO] [stdout] 434 |                 let value = try!(serde::de::DeserializeSeed::deserialize(
[INFO] [stdout]     |                             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/de/mod.rs:84:24
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let w = if a { (self.store >> self.shift) } else { 0 }
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/de/mod.rs:85:28
[INFO] [stdout]    |
[INFO] [stdout] 85 |             | (s << if a { (8 - self.shift) } else { 0 });
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:79:32
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:70:35
[INFO] [stdout]    |
[INFO] [stdout] 70 |             Error::Io(ref err) => error::Error::description(err),
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.86s
[INFO] running `Command { std: "docker" "inspect" "738e7aad97f4b843c25b20f2f9a7846ab4fdf2df2eb45cb186c36a14a8b64624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "738e7aad97f4b843c25b20f2f9a7846ab4fdf2df2eb45cb186c36a14a8b64624", kill_on_drop: false }`
[INFO] [stdout] 738e7aad97f4b843c25b20f2f9a7846ab4fdf2df2eb45cb186c36a14a8b64624
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", 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] d593fde72f292471d1a368385473acdb5eb87517a6be66e4c7927de589d09bdd
[INFO] running `Command { std: "docker" "start" "-a" "d593fde72f292471d1a368385473acdb5eb87517a6be66e4c7927de589d09bdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling serde_bytes v0.10.5
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/de/mod.rs:434:29
[INFO] [stdout]     |
[INFO] [stdout] 434 |                 let value = try!(serde::de::DeserializeSeed::deserialize(
[INFO] [stdout]     |                             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/de/mod.rs:84:24
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let w = if a { (self.store >> self.shift) } else { 0 }
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/de/mod.rs:85:28
[INFO] [stdout]    |
[INFO] [stdout] 85 |             | (s << if a { (8 - self.shift) } else { 0 });
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:79:32
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:70:35
[INFO] [stdout]    |
[INFO] [stdout] 70 |             Error::Io(ref err) => error::Error::description(err),
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling zlo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `zlo::Infinite`
[INFO] [stdout]  --> examples/float_delta.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use zlo::Infinite;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `zlo::deserialize`
[INFO] [stdout]  --> examples/float_delta.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use zlo::deserialize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `zlo::serialize`
[INFO] [stdout]  --> examples/float_delta.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use zlo::serialize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `f32_diff`
[INFO] [stdout]  --> examples/float_delta.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn f32_diff(a: f32, b: f32) -> f32 {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `f64_diff`
[INFO] [stdout]   --> examples/float_delta.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn f64_diff(a: f64, b: f64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/de/mod.rs:434:29
[INFO] [stdout]     |
[INFO] [stdout] 434 |                 let value = try!(serde::de::DeserializeSeed::deserialize(
[INFO] [stdout]     |                             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/de/mod.rs:84:24
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let w = if a { (self.store >> self.shift) } else { 0 }
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/de/mod.rs:85:28
[INFO] [stdout]    |
[INFO] [stdout] 85 |             | (s << if a { (8 - self.shift) } else { 0 });
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:79:32
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:70:35
[INFO] [stdout]    |
[INFO] [stdout] 70 |             Error::Io(ref err) => error::Error::description(err),
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 26.64s
[INFO] running `Command { std: "docker" "inspect" "d593fde72f292471d1a368385473acdb5eb87517a6be66e4c7927de589d09bdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d593fde72f292471d1a368385473acdb5eb87517a6be66e4c7927de589d09bdd", kill_on_drop: false }`
[INFO] [stdout] d593fde72f292471d1a368385473acdb5eb87517a6be66e4c7927de589d09bdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 512a795c07354fdf7de5f282de1977352ce265a8daf2c214d9327753892d6fd0
[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" "512a795c07354fdf7de5f282de1977352ce265a8daf2c214d9327753892d6fd0", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de/mod.rs:434:29
[INFO] [stderr]     |
[INFO] [stderr] 434 |                 let value = try!(serde::de::DeserializeSeed::deserialize(
[INFO] [stderr]     |                             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/de/mod.rs:84:24
[INFO] [stderr]    |
[INFO] [stderr] 84 |         let w = if a { (self.store >> self.shift) } else { 0 }
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/de/mod.rs:85:28
[INFO] [stderr]    |
[INFO] [stderr] 85 |             | (s << if a { (8 - self.shift) } else { 0 });
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:79:32
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:70:35
[INFO] [stderr]    |
[INFO] [stderr] 70 |             Error::Io(ref err) => error::Error::description(err),
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `zlo::Infinite`
[INFO] [stderr]  --> examples/float_delta.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use zlo::Infinite;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de/mod.rs:434:29
[INFO] [stderr]     |
[INFO] [stderr] 434 |                 let value = try!(serde::de::DeserializeSeed::deserialize(
[INFO] [stderr]     |                             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `zlo::deserialize`
[INFO] [stderr]  --> examples/float_delta.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use zlo::deserialize;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `zlo::serialize`
[INFO] [stderr]  --> examples/float_delta.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use zlo::serialize;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/de/mod.rs:84:24
[INFO] [stderr]    |
[INFO] [stderr] 84 |         let w = if a { (self.store >> self.shift) } else { 0 }
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `f32_diff`
[INFO] [stderr]  --> examples/float_delta.rs:9:4
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn f32_diff(a: f32, b: f32) -> f32 {
[INFO] [stderr]   |    ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `f64_diff`
[INFO] [stderr]   --> examples/float_delta.rs:24:4
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn f64_diff(a: f64, b: f64) -> f64 {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/de/mod.rs:85:28
[INFO] [stderr]    |
[INFO] [stderr] 85 |             | (s << if a { (8 - self.shift) } else { 0 });
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:79:32
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:70:35
[INFO] [stderr]    |
[INFO] [stderr] 70 |             Error::Io(ref err) => error::Error::description(err),
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/zlo-d1df5e8a32e4153e
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-a9618450025b365c
[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] [stdout] running 30 tests
[INFO] [stdout] test fuzzer_f32 ... ignored
[INFO] [stdout] test fuzzer_f64 ... ignored
[INFO] [stdout] test test_bool ... ok
[INFO] [stdout] test test_cow_serialize ... ok
[INFO] [stdout] test test_option ... ok
[INFO] [stdout] test test_proxy_encoded_size ... ok
[INFO] [stdout] test test_slicebox_serialize ... ok
[INFO] [stdout] test path_buf ... ok
[INFO] [stdout] test test_basic_struct ... ok
[INFO] [stdout] test test_size_predictions ... ok
[INFO] [stdout] test test_enum ... ok
[INFO] [stdout] test test_fixed_size_array ... ok
[INFO] [stdout] test test_numbers ... ok
[INFO] [stdout] test test_multi_strings_serialize ... ok
[INFO] [stdout] test encode_box ... ok
[INFO] [stdout] test test_nested_struct ... ok
[INFO] [stdout] test test_oom_protection ... ok
[INFO] [stdout] test char_serialization ... ok
[INFO] [stdout] test test_struct_tuple ... ok
[INFO] [stdout] test too_big_char_deserialize ... ok
[INFO] [stdout] test test_unicode ... ok
[INFO] [stdout] test test_map ... ok
[INFO] [stdout] test test_tuple ... ok
[INFO] [stdout] test test_struct_newtype ... ok
[INFO] [stdout] test deserializing_errors ... ok
[INFO] [stdout] test too_big_serialize ... ok
[INFO] [stdout] test test_vec ... ok
[INFO] [stdout] test test_string ... ok
[INFO] [stdout] test test_strbox_serialize ... ok
[INFO] [stdout] test serde_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zlo
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/de/mod.rs:84:24
[INFO] [stderr]    |
[INFO] [stderr] 84 |         let w = if a { (self.store >> self.shift) } else { 0 }
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/de/mod.rs:85:28
[INFO] [stderr]    |
[INFO] [stderr] 85 |             | (s << if a { (8 - self.shift) } else { 0 });
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/de/mod.rs - de::Deserializer (line 16) ... ignored
[INFO] [stdout] test src/lib.rs - (line 8) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 8) stdout ----
[INFO] [stdout] error[E0423]: expected function, tuple struct or tuple variant, found struct `Bounded`
[INFO] [stdout]  --> src/lib.rs:15:17
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let limit = Bounded(20);
[INFO] [stdout]   |                 ^^^^^^^ constructor is not visible here due to private fields
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0423`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 8)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "512a795c07354fdf7de5f282de1977352ce265a8daf2c214d9327753892d6fd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "512a795c07354fdf7de5f282de1977352ce265a8daf2c214d9327753892d6fd0", kill_on_drop: false }`
[INFO] [stdout] 512a795c07354fdf7de5f282de1977352ce265a8daf2c214d9327753892d6fd0