[INFO] cloning repository https://github.com/GustavoPeredo/minitodo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GustavoPeredo/minitodo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGustavoPeredo%2Fminitodo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGustavoPeredo%2Fminitodo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 782cf17bf5907e57a8d74019ff3b8ef1d13fa27a
[INFO] checking GustavoPeredo/minitodo against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGustavoPeredo%2Fminitodo" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GustavoPeredo/minitodo on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GustavoPeredo/minitodo
[INFO] finished tweaking git repo https://github.com/GustavoPeredo/minitodo
[INFO] tweaked toml for git repo https://github.com/GustavoPeredo/minitodo written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/GustavoPeredo/minitodo 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce34a1a8ab4b3b69ab5d16b51711de27ab7bd2e4e5016f6e10758e3449ce377f
[INFO] running `Command { std: "docker" "start" "-a" "ce34a1a8ab4b3b69ab5d16b51711de27ab7bd2e4e5016f6e10758e3449ce377f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce34a1a8ab4b3b69ab5d16b51711de27ab7bd2e4e5016f6e10758e3449ce377f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce34a1a8ab4b3b69ab5d16b51711de27ab7bd2e4e5016f6e10758e3449ce377f", kill_on_drop: false }`
[INFO] [stdout] ce34a1a8ab4b3b69ab5d16b51711de27ab7bd2e4e5016f6e10758e3449ce377f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfe2c41b388300a795c738bfc468737d16ac9059742d9148ee32bdb60e90dca8
[INFO] running `Command { std: "docker" "start" "-a" "cfe2c41b388300a795c738bfc468737d16ac9059742d9148ee32bdb60e90dca8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking minitodo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `toml` is imported redundantly
[INFO] [stdout]   --> src/files.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use toml;
[INFO] [stdout]    |     ^^^^ the item `toml` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `toml` is imported redundantly
[INFO] [stdout]   --> src/files.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use toml;
[INFO] [stdout]    |     ^^^^ the item `toml` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config_file`
[INFO] [stdout]    --> src/tables.rs:184:18
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn read_week(config_file: &Config, chosen_date: &String, day_text: &String) -> Vec<Task> {
[INFO] [stdout]     |                  ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_file`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chosen_date`
[INFO] [stdout]    --> src/tables.rs:184:40
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn read_week(config_file: &Config, chosen_date: &String, day_text: &String) -> Vec<Task> {
[INFO] [stdout]     |                                        ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chosen_date`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config_file`
[INFO] [stdout]    --> src/tables.rs:184:18
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn read_week(config_file: &Config, chosen_date: &String, day_text: &String) -> Vec<Task> {
[INFO] [stdout]     |                  ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_file`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `day_text`
[INFO] [stdout]    --> src/tables.rs:184:62
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn read_week(config_file: &Config, chosen_date: &String, day_text: &String) -> Vec<Task> {
[INFO] [stdout]     |                                                              ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_day_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chosen_date`
[INFO] [stdout]    --> src/tables.rs:184:40
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn read_week(config_file: &Config, chosen_date: &String, day_text: &String) -> Vec<Task> {
[INFO] [stdout]     |                                        ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chosen_date`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `day_text`
[INFO] [stdout]    --> src/tables.rs:184:62
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn read_week(config_file: &Config, chosen_date: &String, day_text: &String) -> Vec<Task> {
[INFO] [stdout]     |                                                              ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_day_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_week` is never used
[INFO] [stdout]    --> src/tables.rs:184:8
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn read_week(config_file: &Config, chosen_date: &String, day_text: &String) -> Vec<Task> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `num_lines` is never read
[INFO] [stdout]   --> src/files.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Hours {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub num_lines: i32,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_week` is never used
[INFO] [stdout]    --> src/tables.rs:184:8
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn read_week(config_file: &Config, chosen_date: &String, day_text: &String) -> Vec<Task> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `today_char` is never read
[INFO] [stdout]   --> src/files.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Week {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub today_char: String,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `num_lines` is never read
[INFO] [stdout]   --> src/files.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Hours {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub num_lines: i32,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `today_char` is never read
[INFO] [stdout]   --> src/files.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Week {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub today_char: String,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.62s
[INFO] running `Command { std: "docker" "inspect" "cfe2c41b388300a795c738bfc468737d16ac9059742d9148ee32bdb60e90dca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfe2c41b388300a795c738bfc468737d16ac9059742d9148ee32bdb60e90dca8", kill_on_drop: false }`
[INFO] [stdout] cfe2c41b388300a795c738bfc468737d16ac9059742d9148ee32bdb60e90dca8
[INFO] checking GustavoPeredo/minitodo against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGustavoPeredo%2Fminitodo" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GustavoPeredo/minitodo on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GustavoPeredo/minitodo
[INFO] finished tweaking git repo https://github.com/GustavoPeredo/minitodo
[INFO] tweaked toml for git repo https://github.com/GustavoPeredo/minitodo written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/GustavoPeredo/minitodo 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 455c1570ecfee26fe0ee0cb96335b07b0877fcdcc76339f4c50ddaeea6a75f93
[INFO] running `Command { std: "docker" "start" "-a" "455c1570ecfee26fe0ee0cb96335b07b0877fcdcc76339f4c50ddaeea6a75f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "455c1570ecfee26fe0ee0cb96335b07b0877fcdcc76339f4c50ddaeea6a75f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "455c1570ecfee26fe0ee0cb96335b07b0877fcdcc76339f4c50ddaeea6a75f93", kill_on_drop: false }`
[INFO] [stdout] 455c1570ecfee26fe0ee0cb96335b07b0877fcdcc76339f4c50ddaeea6a75f93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf618f776dba227e0f27217d15e833d4ab033a0f8b9594ea852a1e6aaba70c47
[INFO] running `Command { std: "docker" "start" "-a" "cf618f776dba227e0f27217d15e833d4ab033a0f8b9594ea852a1e6aaba70c47", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/chrono-0.4.19/src/format/parse.rs:491:21
[INFO] [stdout]     |
[INFO] [stdout] 491 |                     Err(INVALID)?;
[INFO] [stdout]     |                     ^^^ cannot infer type of the type parameter `T` declared on the enum `Result`
[INFO] [stdout]     |
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]     |
[INFO] [stdout] 491 |                     Err::<T, format::ParseError>(INVALID)?;
[INFO] [stdout]     |                        +++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chrono` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cf618f776dba227e0f27217d15e833d4ab033a0f8b9594ea852a1e6aaba70c47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf618f776dba227e0f27217d15e833d4ab033a0f8b9594ea852a1e6aaba70c47", kill_on_drop: false }`
[INFO] [stdout] cf618f776dba227e0f27217d15e833d4ab033a0f8b9594ea852a1e6aaba70c47