[INFO] fetching crate climer 0.7.1...
[INFO] checking climer-0.7.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate climer 0.7.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate climer 0.7.1
[INFO] finished tweaking crates.io crate climer 0.7.1
[INFO] tweaked toml for crates.io crate climer 0.7.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate climer 0.7.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate climer 0.7.1 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5083815e2a5535d451f25207daa20f1924be56f5682d83b87d54fdddc50585cc
[INFO] running `Command { std: "docker" "start" "-a" "5083815e2a5535d451f25207daa20f1924be56f5682d83b87d54fdddc50585cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5083815e2a5535d451f25207daa20f1924be56f5682d83b87d54fdddc50585cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5083815e2a5535d451f25207daa20f1924be56f5682d83b87d54fdddc50585cc", kill_on_drop: false }`
[INFO] [stdout] 5083815e2a5535d451f25207daa20f1924be56f5682d83b87d54fdddc50585cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d7baa22b05d597c6c17a2a9dac0423bb68313f9d70d8610dce715ffd0f357be
[INFO] running `Command { std: "docker" "start" "-a" "0d7baa22b05d597c6c17a2a9dac0423bb68313f9d70d8610dce715ffd0f357be", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]    Compiling proc-macro2 v0.4.25
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]    Compiling climer_derive v0.1.0
[INFO] [stderr]     Checking climer v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/time/parser/tests.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `format` is never read
[INFO] [stdout]   --> src/timer/output.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Output {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 12 |     format: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Output` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> src/time/parser/tests.rs:33:34
[INFO] [stdout]    |
[INFO] [stdout] 33 |     assert_eq!(parse_time(input, None).unwrap(), expected);
[INFO] [stdout]    |                ----------        ^^^^ cannot infer type of the type parameter `T` declared on the enum `Option`
[INFO] [stdout]    |                |
[INFO] [stdout]    |                required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `_: ToString`
[INFO] [stdout] note: required by a bound in `parse_time`
[INFO] [stdout]   --> src/time/parser/mod.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub fn parse_time<T, U>(time: T, format_opt: Option<U>) -> ClimerResult<Time>
[INFO] [stdout]    |        ---------- required by a bound in this function
[INFO] [stdout] ...
[INFO] [stdout] 10 |     U: ToString,
[INFO] [stdout]    |        ^^^^^^^^ required by this bound in `parse_time`
[INFO] [stdout] help: consider specifying the generic argument
[INFO] [stdout]    |
[INFO] [stdout] 33 |     assert_eq!(parse_time(input, None::<T>).unwrap(), expected);
[INFO] [stdout]    |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> src/time/parser/tests.rs:43:34
[INFO] [stdout]    |
[INFO] [stdout] 43 |     assert_eq!(parse_time(input, None).unwrap(), expected);
[INFO] [stdout]    |                ----------        ^^^^ cannot infer type of the type parameter `T` declared on the enum `Option`
[INFO] [stdout]    |                |
[INFO] [stdout]    |                required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `_: ToString`
[INFO] [stdout] note: required by a bound in `parse_time`
[INFO] [stdout]   --> src/time/parser/mod.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub fn parse_time<T, U>(time: T, format_opt: Option<U>) -> ClimerResult<Time>
[INFO] [stdout]    |        ---------- required by a bound in this function
[INFO] [stdout] ...
[INFO] [stdout] 10 |     U: ToString,
[INFO] [stdout]    |        ^^^^^^^^ required by this bound in `parse_time`
[INFO] [stdout] help: consider specifying the generic argument
[INFO] [stdout]    |
[INFO] [stdout] 43 |     assert_eq!(parse_time(input, None::<T>).unwrap(), expected);
[INFO] [stdout]    |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> src/time/parser/tests.rs:53:34
[INFO] [stdout]    |
[INFO] [stdout] 53 |     assert_eq!(parse_time(input, None).unwrap(), expected);
[INFO] [stdout]    |                ----------        ^^^^ cannot infer type of the type parameter `T` declared on the enum `Option`
[INFO] [stdout]    |                |
[INFO] [stdout]    |                required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `_: ToString`
[INFO] [stdout] note: required by a bound in `parse_time`
[INFO] [stdout]   --> src/time/parser/mod.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub fn parse_time<T, U>(time: T, format_opt: Option<U>) -> ClimerResult<Time>
[INFO] [stdout]    |        ---------- required by a bound in this function
[INFO] [stdout] ...
[INFO] [stdout] 10 |     U: ToString,
[INFO] [stdout]    |        ^^^^^^^^ required by this bound in `parse_time`
[INFO] [stdout] help: consider specifying the generic argument
[INFO] [stdout]    |
[INFO] [stdout] 53 |     assert_eq!(parse_time(input, None::<T>).unwrap(), expected);
[INFO] [stdout]    |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> src/time/parser/tests.rs:66:34
[INFO] [stdout]    |
[INFO] [stdout] 66 |     assert_eq!(parse_time(input, None).unwrap(), expected);
[INFO] [stdout]    |                ----------        ^^^^ cannot infer type of the type parameter `T` declared on the enum `Option`
[INFO] [stdout]    |                |
[INFO] [stdout]    |                required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `_: ToString`
[INFO] [stdout] note: required by a bound in `parse_time`
[INFO] [stdout]   --> src/time/parser/mod.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub fn parse_time<T, U>(time: T, format_opt: Option<U>) -> ClimerResult<Time>
[INFO] [stdout]    |        ---------- required by a bound in this function
[INFO] [stdout] ...
[INFO] [stdout] 10 |     U: ToString,
[INFO] [stdout]    |        ^^^^^^^^ required by this bound in `parse_time`
[INFO] [stdout] help: consider specifying the generic argument
[INFO] [stdout]    |
[INFO] [stdout] 66 |     assert_eq!(parse_time(input, None::<T>).unwrap(), expected);
[INFO] [stdout]    |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HELP` is never used
[INFO] [stdout]   --> app/cli/settings.rs:73:19
[INFO] [stdout]    |
[INFO] [stdout] 73 |         pub const HELP: &'static str = "Custom output format during timer.";
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LONG_HELP` is never used
[INFO] [stdout]   --> app/cli/settings.rs:74:19
[INFO] [stdout]    |
[INFO] [stdout] 74 |         pub const LONG_HELP: &'static str = "LONG_HELP FOR OUTPUT";
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HELP` is never used
[INFO] [stdout]   --> app/cli/settings.rs:73:19
[INFO] [stdout]    |
[INFO] [stdout] 73 |         pub const HELP: &'static str = "Custom output format during timer.";
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LONG_HELP` is never used
[INFO] [stdout]   --> app/cli/settings.rs:74:19
[INFO] [stdout]    |
[INFO] [stdout] 74 |         pub const LONG_HELP: &'static str = "LONG_HELP FOR OUTPUT";
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `climer` (lib test) due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "0d7baa22b05d597c6c17a2a9dac0423bb68313f9d70d8610dce715ffd0f357be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d7baa22b05d597c6c17a2a9dac0423bb68313f9d70d8610dce715ffd0f357be", kill_on_drop: false }`
[INFO] [stdout] 0d7baa22b05d597c6c17a2a9dac0423bb68313f9d70d8610dce715ffd0f357be