[INFO] fetching crate nine 0.5.0... [INFO] testing nine-0.5.0 against 1.59.0 for beta-1.60-1 [INFO] extracting crate nine 0.5.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate nine 0.5.0 on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nine 0.5.0 [INFO] finished tweaking crates.io crate nine 0.5.0 [INFO] tweaked toml for crates.io crate nine 0.5.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate crates.io crate nine 0.5.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded synstructure v0.12.2 [INFO] [stderr] Downloaded cc v1.0.47 [INFO] [stderr] Downloaded serde v1.0.102 [INFO] [stderr] Downloaded syn v1.0.7 [INFO] [stderr] Downloaded serde_derive v1.0.102 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 96b783b2b4c2fbdfacfdfbc10f9b6332f6ec1435d0a1b7ba2d70b86cc6028f55 [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" "96b783b2b4c2fbdfacfdfbc10f9b6332f6ec1435d0a1b7ba2d70b86cc6028f55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "96b783b2b4c2fbdfacfdfbc10f9b6332f6ec1435d0a1b7ba2d70b86cc6028f55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96b783b2b4c2fbdfacfdfbc10f9b6332f6ec1435d0a1b7ba2d70b86cc6028f55", kill_on_drop: false }` [INFO] [stdout] 96b783b2b4c2fbdfacfdfbc10f9b6332f6ec1435d0a1b7ba2d70b86cc6028f55 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3e6e3ef584084b54b7594d0fe9094016d0107ebd6d854f1c224abcc4eb7b0b63 [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" "3e6e3ef584084b54b7594d0fe9094016d0107ebd6d854f1c224abcc4eb7b0b63", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.7 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling cc v1.0.47 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling backtrace v0.3.40 [INFO] [stderr] Compiling synstructure v0.12.2 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling failure v0.1.6 [INFO] [stderr] Compiling nine v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/de.rs:98:16 [INFO] [stdout] | [INFO] [stdout] 98 | Error::cause(&self.0) [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/ser.rs:80:16 [INFO] [stdout] | [INFO] [stdout] 80 | Error::cause(&self.0) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/de.rs:97:32 [INFO] [stdout] | [INFO] [stdout] 97 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 97 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 97 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ser.rs:79:32 [INFO] [stdout] | [INFO] [stdout] 79 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 79 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 79 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/de.rs:94:16 [INFO] [stdout] | [INFO] [stdout] 94 | self.0.description() [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/ser.rs:76:16 [INFO] [stdout] | [INFO] [stdout] 76 | self.0.description() [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:203:17 [INFO] [stdout] | [INFO] [stdout] 203 | let mut file_size = stat.length; [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 45.81s [INFO] running `Command { std: "docker" "inspect" "3e6e3ef584084b54b7594d0fe9094016d0107ebd6d854f1c224abcc4eb7b0b63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e6e3ef584084b54b7594d0fe9094016d0107ebd6d854f1c224abcc4eb7b0b63", kill_on_drop: false }` [INFO] [stdout] 3e6e3ef584084b54b7594d0fe9094016d0107ebd6d854f1c224abcc4eb7b0b63 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] 1be9c9fd7356fa71808ad7eb94954d599b3108c07c3ece1b438f88a78ce2e584 [INFO] running `Command { std: "docker" "start" "-a" "1be9c9fd7356fa71808ad7eb94954d599b3108c07c3ece1b438f88a78ce2e584", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/de.rs:98:16 [INFO] [stdout] | [INFO] [stdout] 98 | Error::cause(&self.0) [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/ser.rs:80:16 [INFO] [stdout] | [INFO] [stdout] 80 | Error::cause(&self.0) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/de.rs:97:32 [INFO] [stdout] | [INFO] [stdout] 97 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 97 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 97 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ser.rs:79:32 [INFO] [stdout] | [INFO] [stdout] 79 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 79 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 79 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/de.rs:94:16 [INFO] [stdout] | [INFO] [stdout] 94 | self.0.description() [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/ser.rs:76:16 [INFO] [stdout] | [INFO] [stdout] 76 | self.0.description() [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:203:17 [INFO] [stdout] | [INFO] [stdout] 203 | let mut file_size = stat.length; [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling nine v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:203:17 [INFO] [stdout] | [INFO] [stdout] 203 | let mut file_size = stat.length; [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/de.rs:98:16 [INFO] [stdout] | [INFO] [stdout] 98 | Error::cause(&self.0) [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/ser.rs:80:16 [INFO] [stdout] | [INFO] [stdout] 80 | Error::cause(&self.0) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/de.rs:97:32 [INFO] [stdout] | [INFO] [stdout] 97 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 97 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 97 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ser.rs:79:32 [INFO] [stdout] | [INFO] [stdout] 79 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 79 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 79 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/de.rs:94:16 [INFO] [stdout] | [INFO] [stdout] 94 | self.0.description() [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/ser.rs:76:16 [INFO] [stdout] | [INFO] [stdout] 76 | self.0.description() [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.99s [INFO] running `Command { std: "docker" "inspect" "1be9c9fd7356fa71808ad7eb94954d599b3108c07c3ece1b438f88a78ce2e584", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1be9c9fd7356fa71808ad7eb94954d599b3108c07c3ece1b438f88a78ce2e584", kill_on_drop: false }` [INFO] [stdout] 1be9c9fd7356fa71808ad7eb94954d599b3108c07c3ece1b438f88a78ce2e584 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 12b92f67ae9bd8b55ca79cabab7a6fd8c52a22d8957dcc41a54c4c5f44aeb689 [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" "12b92f67ae9bd8b55ca79cabab7a6fd8c52a22d8957dcc41a54c4c5f44aeb689", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/de.rs:98:16 [INFO] [stderr] | [INFO] [stderr] 98 | Error::cause(&self.0) [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/ser.rs:80:16 [INFO] [stderr] | [INFO] [stderr] 80 | Error::cause(&self.0) [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/de.rs:97:32 [INFO] [stderr] | [INFO] [stderr] 97 | fn cause(&self) -> Option<&Error> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 97 - fn cause(&self) -> Option<&Error> { [INFO] [stderr] 97 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ser.rs:79:32 [INFO] [stderr] | [INFO] [stderr] 79 | fn cause(&self) -> Option<&Error> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 79 - fn cause(&self) -> Option<&Error> { [INFO] [stderr] 79 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/de.rs:94:16 [INFO] [stderr] | [INFO] [stderr] 94 | self.0.description() [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/ser.rs:76:16 [INFO] [stderr] | [INFO] [stderr] 76 | self.0.description() [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `nine` (lib) generated 6 warnings [INFO] [stderr] warning: `nine` (lib test) generated 6 warnings (6 duplicates) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:203:17 [INFO] [stderr] | [INFO] [stderr] 203 | let mut file_size = stat.length; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `nine` (bin "nine" test) generated 1 warning [INFO] [stderr] warning: `nine` (bin "nine") generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.58s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/nine-431b623ed7f20f33) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/nine-0af017a09ac8ab4e) [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] [stderr] Running tests/messages.rs (/opt/rustwide/target/debug/deps/messages-00d26c9614b3f4a1) [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] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test rread ... ok [INFO] [stdout] test version ... ok [INFO] [stderr] Running tests/serde.rs (/opt/rustwide/target/debug/deps/serde-6f3f4d82c87cdef2) [INFO] [stdout] test rauth ... ok [INFO] [stdout] test rstat ... ok [INFO] [stdout] test twalk ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test max_bytes ... ignored [INFO] [stdout] test overlong_bytes ... ignored [INFO] [stdout] test overlong_str ... ok [INFO] [stdout] test max_str ... ok [INFO] [stdout] test overlong_seq_known ... ok [INFO] [stdout] test max_seq ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] [stderr] Running tests/util.rs (/opt/rustwide/target/debug/deps/util-fd4c0f688adec3ce) [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] [stderr] Doc-tests nine [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/ser.rs - ser::into_vec (line 583) ... ok [INFO] [stdout] test src/de.rs - de::from_bytes (line 378) ... ok [INFO] [stdout] test src/ser.rs - ser::into_buf (line 565) ... ok [INFO] [stdout] test src/ser.rs - ser::into_bytes (line 529) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.32s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "12b92f67ae9bd8b55ca79cabab7a6fd8c52a22d8957dcc41a54c4c5f44aeb689", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12b92f67ae9bd8b55ca79cabab7a6fd8c52a22d8957dcc41a54c4c5f44aeb689", kill_on_drop: false }` [INFO] [stdout] 12b92f67ae9bd8b55ca79cabab7a6fd8c52a22d8957dcc41a54c4c5f44aeb689