[INFO] cloning repository https://github.com/nsclass/rust-calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nsclass/rust-calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsclass%2Frust-calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsclass%2Frust-calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9926e5bd9459afaf0c0abd990dccf9cf2a8c364
[INFO] checking nsclass/rust-calculator against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsclass%2Frust-calculator" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nsclass/rust-calculator
[INFO] finished tweaking git repo https://github.com/nsclass/rust-calculator
[INFO] tweaked toml for git repo https://github.com/nsclass/rust-calculator written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nsclass/rust-calculator on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nsclass/rust-calculator 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4e7fb7bb78949d6cf1ddd91467b03d282abeabfb3230fa4b02bd43cf2522ef2
[INFO] running `Command { std: "docker" "start" "-a" "b4e7fb7bb78949d6cf1ddd91467b03d282abeabfb3230fa4b02bd43cf2522ef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4e7fb7bb78949d6cf1ddd91467b03d282abeabfb3230fa4b02bd43cf2522ef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4e7fb7bb78949d6cf1ddd91467b03d282abeabfb3230fa4b02bd43cf2522ef2", kill_on_drop: false }`
[INFO] [stdout] b4e7fb7bb78949d6cf1ddd91467b03d282abeabfb3230fa4b02bd43cf2522ef2
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8958baa2e3eeaf416e0a79be067a9ae722a01a4e06579a99fcf3f0004cda679
[INFO] running `Command { std: "docker" "start" "-a" "f8958baa2e3eeaf416e0a79be067a9ae722a01a4e06579a99fcf3f0004cda679", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling serde v1.0.200
[INFO] [stderr]    Compiling cc v1.0.96
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling thiserror v1.0.59
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling serde_json v1.0.74
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustversion v1.0.15
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling rust_decimal v1.35.0
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking http-body-util v0.1.1
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking winnow v0.6.7
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]    Compiling axum v0.7.5
[INFO] [stderr]     Checking zerocopy v0.7.33
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking tracing-log v0.1.4
[INFO] [stderr]     Checking sync_wrapper v1.0.1
[INFO] [stderr]     Checking rustls-pki-types v1.5.0
[INFO] [stderr]     Checking rustls-pemfile v2.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling getrandom v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking gethostname v0.2.3
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]     Checking dlv-list v0.5.2
[INFO] [stderr]     Checking parking_lot v0.12.2
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]     Checking ordered-multimap v0.6.0
[INFO] [stderr]     Checking env_logger v0.11.3
[INFO] [stderr]     Checking rust-ini v0.19.0
[INFO] [stderr]    Compiling serde_derive v1.0.200
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.59
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling async-trait v0.1.80
[INFO] [stderr]     Checking pest v2.7.10
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.1
[INFO] [stderr]     Checking color-eyre v0.6.3
[INFO] [stderr]    Compiling pest_meta v2.7.10
[INFO] [stderr]    Compiling pest_generator v2.7.10
[INFO] [stderr]    Compiling pest_derive v2.7.10
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking h2 v0.4.4
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_path_to_error v0.1.16
[INFO] [stderr]     Checking json5 v0.4.1
[INFO] [stderr]     Checking toml_edit v0.22.12
[INFO] [stderr]     Checking ron v0.8.1
[INFO] [stderr]     Checking tower-http v0.5.2
[INFO] [stderr]     Checking tracing-bunyan-formatter v0.3.9
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]    Compiling rust_decimal_macros v1.34.2
[INFO] [stderr]     Checking calculator-engine v0.1.0 (/opt/rustwide/workdir/calculator-engine)
[INFO] [stderr]     Checking toml v0.8.12
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking config v0.14.0
[INFO] [stderr]     Checking hyper v1.3.1
[INFO] [stderr]     Checking hyper-util v0.1.3
[INFO] [stderr]     Checking hyper-tls v0.6.0
[INFO] [stderr]     Checking reqwest v0.12.4
[INFO] [stderr]     Checking calculator-service v0.1.0 (/opt/rustwide/workdir/calculator-service)
[INFO] [stdout] warning: unused import: `tower::ServiceExt`
[INFO] [stdout]  --> calculator-service/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tower::ServiceExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing_subscriber::fmt::format`
[INFO] [stdout]   --> calculator-service/src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tracing_subscriber::fmt::format;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tower::ServiceExt`
[INFO] [stdout]  --> calculator-service/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tower::ServiceExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing_subscriber::fmt::format`
[INFO] [stdout]   --> calculator-service/src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tracing_subscriber::fmt::format;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<AppConfig, Infallible>
[INFO] [stdout]   --> calculator-service/src/config/mod.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         cfg.try_into()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `calculator-service` (lib) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<AppConfig, Infallible>
[INFO] [stdout]   --> calculator-service/src/config/mod.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         cfg.try_into()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `calculator-service` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f8958baa2e3eeaf416e0a79be067a9ae722a01a4e06579a99fcf3f0004cda679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8958baa2e3eeaf416e0a79be067a9ae722a01a4e06579a99fcf3f0004cda679", kill_on_drop: false }`
[INFO] [stdout] f8958baa2e3eeaf416e0a79be067a9ae722a01a4e06579a99fcf3f0004cda679