[INFO] cloning repository https://github.com/LonelyTomm/CurrencyConverter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LonelyTomm/CurrencyConverter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLonelyTomm%2FCurrencyConverter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLonelyTomm%2FCurrencyConverter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e9c82d5eb070f9a32a16b22b848a29b3b308e2a
[INFO] checking LonelyTomm/CurrencyConverter against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLonelyTomm%2FCurrencyConverter" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LonelyTomm/CurrencyConverter on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LonelyTomm/CurrencyConverter
[INFO] finished tweaking git repo https://github.com/LonelyTomm/CurrencyConverter
[INFO] tweaked toml for git repo https://github.com/LonelyTomm/CurrencyConverter written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/LonelyTomm/CurrencyConverter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec52e6f0587646f343cf27d6759cf2637ba9ed6760cc5533086b2b7b9f37c492
[INFO] running `Command { std: "docker" "start" "-a" "ec52e6f0587646f343cf27d6759cf2637ba9ed6760cc5533086b2b7b9f37c492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec52e6f0587646f343cf27d6759cf2637ba9ed6760cc5533086b2b7b9f37c492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec52e6f0587646f343cf27d6759cf2637ba9ed6760cc5533086b2b7b9f37c492", kill_on_drop: false }`
[INFO] [stdout] ec52e6f0587646f343cf27d6759cf2637ba9ed6760cc5533086b2b7b9f37c492
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86ef557a22ffad682106a86d32b85c1a290d09a5935edddcbeca3bbd64711101
[INFO] running `Command { std: "docker" "start" "-a" "86ef557a22ffad682106a86d32b85c1a290d09a5935edddcbeca3bbd64711101", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   syn v1.0.62 (as host dependency): visit
[INFO] [stderr] 
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.62
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking mio v0.7.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]     Checking tokio-util v0.6.3
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]     Checking pin-project v1.0.5
[INFO] [stderr]     Checking hyper v0.14.4
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking reqwest v0.11.1
[INFO] [stderr]     Checking currency_converter v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:55:6
[INFO] [stdout]    |
[INFO] [stdout] 55 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/utils.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             _ => {
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Red`
[INFO] [stdout]  --> src/utils.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |         Red,
[INFO] [stdout]   |         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Green`
[INFO] [stdout]  --> src/utils.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |         Green,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:55:6
[INFO] [stdout]    |
[INFO] [stdout] 55 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/utils.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             _ => {
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Red`
[INFO] [stdout]  --> src/utils.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |         Red,
[INFO] [stdout]   |         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Green`
[INFO] [stdout]  --> src/utils.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |         Green,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.69s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.62
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking pin-project v1.0.5
[INFO] [stderr]     Checking hyper v0.14.4
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking serde v1.0.124
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking reqwest v0.11.1
[INFO] [stderr]     Checking currency_converter v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:55:6
[INFO] [stdout]    |
[INFO] [stdout] 55 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:55:6
[INFO] [stdout]    |
[INFO] [stdout] 55 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/utils.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             _ => {
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Red`
[INFO] [stdout]  --> src/utils.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |         Red,
[INFO] [stdout]   |         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Green`
[INFO] [stdout]  --> src/utils.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |         Green,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/utils.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             _ => {
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Red`
[INFO] [stdout]  --> src/utils.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |         Red,
[INFO] [stdout]   |         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Green`
[INFO] [stdout]  --> src/utils.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |         Green,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.55s
[INFO] running `Command { std: "docker" "inspect" "86ef557a22ffad682106a86d32b85c1a290d09a5935edddcbeca3bbd64711101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86ef557a22ffad682106a86d32b85c1a290d09a5935edddcbeca3bbd64711101", kill_on_drop: false }`
[INFO] [stdout] 86ef557a22ffad682106a86d32b85c1a290d09a5935edddcbeca3bbd64711101