[INFO] cloning repository https://github.com/liamzdenek/caption-reading-speed
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/liamzdenek/caption-reading-speed" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliamzdenek%2Fcaption-reading-speed", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliamzdenek%2Fcaption-reading-speed'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a84e8e9d30011f974c05356b289bede388dde9b0
[INFO] checking liamzdenek/caption-reading-speed against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliamzdenek%2Fcaption-reading-speed" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/liamzdenek/caption-reading-speed
[INFO] finished tweaking git repo https://github.com/liamzdenek/caption-reading-speed
[INFO] tweaked toml for git repo https://github.com/liamzdenek/caption-reading-speed written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/liamzdenek/caption-reading-speed on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/liamzdenek/caption-reading-speed already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9eb021222ec80fa9cfe3ae5ff3de95c14e0f676269ad5ce8ced144a56729c4ac
[INFO] running `Command { std: "docker" "start" "-a" "9eb021222ec80fa9cfe3ae5ff3de95c14e0f676269ad5ce8ced144a56729c4ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9eb021222ec80fa9cfe3ae5ff3de95c14e0f676269ad5ce8ced144a56729c4ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eb021222ec80fa9cfe3ae5ff3de95c14e0f676269ad5ce8ced144a56729c4ac", kill_on_drop: false }`
[INFO] [stdout] 9eb021222ec80fa9cfe3ae5ff3de95c14e0f676269ad5ce8ced144a56729c4ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8811ae6b2221f5dc5dec0e06a028225754b82f5682c49d498eb01aa3739e5094
[INFO] running `Command { std: "docker" "start" "-a" "8811ae6b2221f5dc5dec0e06a028225754b82f5682c49d498eb01aa3739e5094", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling derive_builder v0.7.1
[INFO] [stderr]     Checking rustc-demangle v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling backtrace v0.3.26
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling darling_core v0.8.6
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling darling_macro v0.8.6
[INFO] [stderr]    Compiling darling v0.8.6
[INFO] [stderr]    Compiling derive_builder_core v0.4.1
[INFO] [stderr]     Checking reading-speed v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `duration_float` has been stable since 1.38.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(duration_float)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `duration_float` has been stable since 1.38.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(duration_float)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut file = File::open(filename)?;
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:25:6
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut buf_reader = BufReader::new(file);
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `encode` is never used
[INFO] [stdout]    --> src/main.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout]  56 | impl SRTFile {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 103 |     fn encode() -> Result<String, Error> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/main.rs:43:45
[INFO] [stdout]    |
[INFO] [stdout] 43 | #[derive(Copy, Clone, Eq, PartialEq, Debug, Fail)]
[INFO] [stdout]    |                                             ^---
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             `Fail` is not local
[INFO] [stdout]    |                                             move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_SRTFileError`
[INFO] [stdout] 44 | enum SRTFileError {
[INFO] [stdout]    |      ------------ `SRTFileError` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/main.rs:43:45
[INFO] [stdout]    |
[INFO] [stdout] 43 | #[derive(Copy, Clone, Eq, PartialEq, Debug, Fail)]
[INFO] [stdout]    |                                             ^---
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             `Display` is not local
[INFO] [stdout]    |                                             move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_SRTFileError`
[INFO] [stdout] 44 | enum SRTFileError {
[INFO] [stdout]    |      ------------ `SRTFileError` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `startTime` should have a snake case name
[INFO] [stdout]    --> src/main.rs:111:2
[INFO] [stdout]     |
[INFO] [stdout] 111 |     startTime: Duration,
[INFO] [stdout]     |     ^^^^^^^^^ help: convert the identifier to snake case: `start_time`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `endTime` should have a snake case name
[INFO] [stdout]    --> src/main.rs:112:2
[INFO] [stdout]     |
[INFO] [stdout] 112 |     endTime: Duration,
[INFO] [stdout]     |     ^^^^^^^ help: convert the identifier to snake case: `end_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `startTime` should have a snake case name
[INFO] [stdout]    --> src/main.rs:111:2
[INFO] [stdout]     |
[INFO] [stdout] 111 |     startTime: Duration,
[INFO] [stdout]     |     ^^^^^^^^^ help: convert the identifier to snake case: `start_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `endTime` should have a snake case name
[INFO] [stdout]    --> src/main.rs:112:2
[INFO] [stdout]     |
[INFO] [stdout] 112 |     endTime: Duration,
[INFO] [stdout]     |     ^^^^^^^ help: convert the identifier to snake case: `end_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut file = File::open(filename)?;
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:25:6
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut buf_reader = BufReader::new(file);
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `encode` is never used
[INFO] [stdout]    --> src/main.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout]  56 | impl SRTFile {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 103 |     fn encode() -> Result<String, Error> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/main.rs:43:45
[INFO] [stdout]    |
[INFO] [stdout] 43 | #[derive(Copy, Clone, Eq, PartialEq, Debug, Fail)]
[INFO] [stdout]    |                                             ^---
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             `Fail` is not local
[INFO] [stdout]    |                                             move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_SRTFileError`
[INFO] [stdout] 44 | enum SRTFileError {
[INFO] [stdout]    |      ------------ `SRTFileError` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/main.rs:43:45
[INFO] [stdout]    |
[INFO] [stdout] 43 | #[derive(Copy, Clone, Eq, PartialEq, Debug, Fail)]
[INFO] [stdout]    |                                             ^---
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             `Display` is not local
[INFO] [stdout]    |                                             move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_SRTFileError`
[INFO] [stdout] 44 | enum SRTFileError {
[INFO] [stdout]    |      ------------ `SRTFileError` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `startTime` should have a snake case name
[INFO] [stdout]    --> src/main.rs:111:2
[INFO] [stdout]     |
[INFO] [stdout] 111 |     startTime: Duration,
[INFO] [stdout]     |     ^^^^^^^^^ help: convert the identifier to snake case: `start_time`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `endTime` should have a snake case name
[INFO] [stdout]    --> src/main.rs:112:2
[INFO] [stdout]     |
[INFO] [stdout] 112 |     endTime: Duration,
[INFO] [stdout]     |     ^^^^^^^ help: convert the identifier to snake case: `end_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `startTime` should have a snake case name
[INFO] [stdout]    --> src/main.rs:111:2
[INFO] [stdout]     |
[INFO] [stdout] 111 |     startTime: Duration,
[INFO] [stdout]     |     ^^^^^^^^^ help: convert the identifier to snake case: `start_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `endTime` should have a snake case name
[INFO] [stdout]    --> src/main.rs:112:2
[INFO] [stdout]     |
[INFO] [stdout] 112 |     endTime: Duration,
[INFO] [stdout]     |     ^^^^^^^ help: convert the identifier to snake case: `end_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.01s
[INFO] running `Command { std: "docker" "inspect" "8811ae6b2221f5dc5dec0e06a028225754b82f5682c49d498eb01aa3739e5094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8811ae6b2221f5dc5dec0e06a028225754b82f5682c49d498eb01aa3739e5094", kill_on_drop: false }`
[INFO] [stdout] 8811ae6b2221f5dc5dec0e06a028225754b82f5682c49d498eb01aa3739e5094
