[INFO] cloning repository https://github.com/artursapek/archive [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/artursapek/archive" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartursapek%2Farchive", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartursapek%2Farchive'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 086fdb1a8338aadf9a7e321f3398e84ce8602fa6 [INFO] checking artursapek/archive against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartursapek%2Farchive" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/artursapek/archive 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/artursapek/archive [INFO] finished tweaking git repo https://github.com/artursapek/archive [INFO] tweaked toml for git repo https://github.com/artursapek/archive written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/artursapek/archive 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] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mutate_once v0.1.1 [INFO] [stderr] Downloaded kamadak-exif v0.5.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 0e4233334989088c21259ff913b1f669f9890dcec97d71ac133ae2e3d9869a1f [INFO] running `Command { std: "docker" "start" "-a" "0e4233334989088c21259ff913b1f669f9890dcec97d71ac133ae2e3d9869a1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e4233334989088c21259ff913b1f669f9890dcec97d71ac133ae2e3d9869a1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e4233334989088c21259ff913b1f669f9890dcec97d71ac133ae2e3d9869a1f", kill_on_drop: false }` [INFO] [stdout] 0e4233334989088c21259ff913b1f669f9890dcec97d71ac133ae2e3d9869a1f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 091cce231e95da86361f7e0a8f003c95be64f90efa94437e8f4770eb6486db5e [INFO] running `Command { std: "docker" "start" "-a" "091cce231e95da86361f7e0a8f003c95be64f90efa94437e8f4770eb6486db5e", kill_on_drop: false }` [INFO] [stderr] Checking mutate_once v0.1.1 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking kamadak-exif v0.5.4 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking archive v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Reader` [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | use exif::{Reader, Tag}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Output` [INFO] [stdout] --> src/main.rs:3:29 [INFO] [stdout] | [INFO] [stdout] 3 | use std::process::{Command, Output}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Reader` [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | use exif::{Reader, Tag}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Output` [INFO] [stdout] --> src/main.rs:3:29 [INFO] [stdout] | [INFO] [stdout] 3 | use std::process::{Command, Output}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `extension` [INFO] [stdout] --> src/main.rs:24:17 [INFO] [stdout] | [INFO] [stdout] 24 | let extension = path.extension(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extension` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/main.rs:38:29 [INFO] [stdout] | [INFO] [stdout] 38 | ... other => { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `extension` [INFO] [stdout] --> src/main.rs:24:17 [INFO] [stdout] | [INFO] [stdout] 24 | let extension = path.extension(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extension` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/main.rs:38:29 [INFO] [stdout] | [INFO] [stdout] 38 | ... other => { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:124:17 [INFO] [stdout] | [INFO] [stdout] 124 | x => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:124:17 [INFO] [stdout] | [INFO] [stdout] 124 | x => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | Io(std::io::Error), [INFO] [stdout] | -- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 53 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:54:10 [INFO] [stdout] | [INFO] [stdout] 54 | Exif(exif::Error), [INFO] [stdout] | ---- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 54 | Exif(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | Io(std::io::Error), [INFO] [stdout] | -- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 53 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:54:10 [INFO] [stdout] | [INFO] [stdout] 54 | Exif(exif::Error), [INFO] [stdout] | ---- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 54 | Exif(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:33:33 [INFO] [stdout] | [INFO] [stdout] 33 | ... process_image(path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 33 | let _ = process_image(path); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:33:33 [INFO] [stdout] | [INFO] [stdout] 33 | ... process_image(path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 33 | let _ = process_image(path); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.04s [INFO] running `Command { std: "docker" "inspect" "091cce231e95da86361f7e0a8f003c95be64f90efa94437e8f4770eb6486db5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "091cce231e95da86361f7e0a8f003c95be64f90efa94437e8f4770eb6486db5e", kill_on_drop: false }` [INFO] [stdout] 091cce231e95da86361f7e0a8f003c95be64f90efa94437e8f4770eb6486db5e [INFO] checking artursapek/archive against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartursapek%2Farchive" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/artursapek/archive 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/artursapek/archive [INFO] finished tweaking git repo https://github.com/artursapek/archive [INFO] tweaked toml for git repo https://github.com/artursapek/archive written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/artursapek/archive 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 199c4f9d7fdab4e7f62c149adef4918f7121712230b4ccfcd4463d4633d6e706 [INFO] running `Command { std: "docker" "start" "-a" "199c4f9d7fdab4e7f62c149adef4918f7121712230b4ccfcd4463d4633d6e706", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "199c4f9d7fdab4e7f62c149adef4918f7121712230b4ccfcd4463d4633d6e706", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "199c4f9d7fdab4e7f62c149adef4918f7121712230b4ccfcd4463d4633d6e706", kill_on_drop: false }` [INFO] [stdout] 199c4f9d7fdab4e7f62c149adef4918f7121712230b4ccfcd4463d4633d6e706 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7517d04821ae55f95e42e5547c0af0998aad47c5861a8a295ac1df5cf897e7d7 [INFO] running `Command { std: "docker" "start" "-a" "7517d04821ae55f95e42e5547c0af0998aad47c5861a8a295ac1df5cf897e7d7", kill_on_drop: false }` [INFO] [stderr] Checking mutate_once v0.1.1 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking kamadak-exif v0.5.4 [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::(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] running `Command { std: "docker" "inspect" "7517d04821ae55f95e42e5547c0af0998aad47c5861a8a295ac1df5cf897e7d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7517d04821ae55f95e42e5547c0af0998aad47c5861a8a295ac1df5cf897e7d7", kill_on_drop: false }` [INFO] [stdout] 7517d04821ae55f95e42e5547c0af0998aad47c5861a8a295ac1df5cf897e7d7