[INFO] fetching crate aocli 0.0.9...
[INFO] checking aocli-0.0.9 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate aocli 0.0.9 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate aocli 0.0.9 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aocli 0.0.9
[INFO] finished tweaking crates.io crate aocli 0.0.9
[INFO] tweaked toml for crates.io crate aocli 0.0.9 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate aocli 0.0.9 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ring v0.17.6
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d215bd4a9d053368a7a7ce789964ea560391f52d0b395850bf9f7e74258c2dbe
[INFO] running `Command { std: "docker" "start" "-a" "d215bd4a9d053368a7a7ce789964ea560391f52d0b395850bf9f7e74258c2dbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d215bd4a9d053368a7a7ce789964ea560391f52d0b395850bf9f7e74258c2dbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d215bd4a9d053368a7a7ce789964ea560391f52d0b395850bf9f7e74258c2dbe", kill_on_drop: false }`
[INFO] [stdout] d215bd4a9d053368a7a7ce789964ea560391f52d0b395850bf9f7e74258c2dbe
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b19fa4970be04f4ac167b73e4df7fa17e5ddcd40f63455b264c09ed9bd6ae7dc
[INFO] running `Command { std: "docker" "start" "-a" "b19fa4970be04f4ac167b73e4df7fa17e5ddcd40f63455b264c09ed9bd6ae7dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling rustix v0.38.26
[INFO] [stderr]    Compiling rustls v0.21.9
[INFO] [stderr]     Checking linux-raw-sys v0.4.12
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking winnow v0.5.19
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking base64 v0.21.5
[INFO] [stderr]     Checking webpki-roots v0.25.3
[INFO] [stderr]     Checking home v0.5.5
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]     Checking webbrowser v0.8.12
[INFO] [stderr]    Compiling ring v0.17.6
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking ureq v2.9.1
[INFO] [stderr]     Checking serde_spanned v0.6.4
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking toml_edit v0.21.0
[INFO] [stderr]     Checking toml v0.8.8
[INFO] [stderr]     Checking aocli v0.0.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `with_context` and `with_usage` are never used
[INFO] [stdout]    --> src/error.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub trait Context<T, E: Into<Error>> {
[INFO] [stdout]     |           ------- methods in this trait
[INFO] [stdout] 117 |     fn context<C: ToString>(self, context: C) -> Result<T, Error>;
[INFO] [stdout] 118 |     fn with_context<C: ToString, F: Fn() -> C>(self, context: F) -> Result<T, Error>;
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 119 |     fn usage<U: ToString>(self, usage: U) -> Result<T, Error>;
[INFO] [stdout] 120 |     fn with_usage<U: ToString, F: Fn() -> U>(self, usage: F) -> Result<T, Error>;
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `with_context` and `with_usage` are never used
[INFO] [stdout]    --> src/error.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub trait Context<T, E: Into<Error>> {
[INFO] [stdout]     |           ------- methods in this trait
[INFO] [stdout] 117 |     fn context<C: ToString>(self, context: C) -> Result<T, Error>;
[INFO] [stdout] 118 |     fn with_context<C: ToString, F: Fn() -> C>(self, context: F) -> Result<T, Error>;
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 119 |     fn usage<U: ToString>(self, usage: U) -> Result<T, Error>;
[INFO] [stdout] 120 |     fn with_usage<U: ToString, F: Fn() -> U>(self, usage: F) -> Result<T, Error>;
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.25s
[INFO] running `Command { std: "docker" "inspect" "b19fa4970be04f4ac167b73e4df7fa17e5ddcd40f63455b264c09ed9bd6ae7dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b19fa4970be04f4ac167b73e4df7fa17e5ddcd40f63455b264c09ed9bd6ae7dc", kill_on_drop: false }`
[INFO] [stdout] b19fa4970be04f4ac167b73e4df7fa17e5ddcd40f63455b264c09ed9bd6ae7dc
[INFO] checking aocli-0.0.9 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate aocli 0.0.9 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate aocli 0.0.9 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aocli 0.0.9
[INFO] finished tweaking crates.io crate aocli 0.0.9
[INFO] tweaked toml for crates.io crate aocli 0.0.9 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate aocli 0.0.9 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04b1383af9e922793a058cc9883db51f54f8108a13ee8e0c21522322ad4e2140
[INFO] running `Command { std: "docker" "start" "-a" "04b1383af9e922793a058cc9883db51f54f8108a13ee8e0c21522322ad4e2140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04b1383af9e922793a058cc9883db51f54f8108a13ee8e0c21522322ad4e2140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04b1383af9e922793a058cc9883db51f54f8108a13ee8e0c21522322ad4e2140", kill_on_drop: false }`
[INFO] [stdout] 04b1383af9e922793a058cc9883db51f54f8108a13ee8e0c21522322ad4e2140
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76426420f8d51108ee7d8dc6efde89046c3f163b34b33be68b08aa1d07e340f0
[INFO] running `Command { std: "docker" "start" "-a" "76426420f8d51108ee7d8dc6efde89046c3f163b34b33be68b08aa1d07e340f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling rustix v0.38.26
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling rustls v0.21.9
[INFO] [stderr]     Checking linux-raw-sys v0.4.12
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking winnow v0.5.19
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking webpki-roots v0.25.3
[INFO] [stderr]     Checking base64 v0.21.5
[INFO] [stderr]     Checking home v0.5.5
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]    Compiling ring v0.17.6
[INFO] [stderr]     Checking webbrowser v0.8.12
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking ureq v2.9.1
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.4
[INFO] [stderr]     Checking toml_edit v0.21.0
[INFO] [stderr]     Checking toml v0.8.8
[INFO] [stderr]     Checking aocli v0.0.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `with_context` and `with_usage` are never used
[INFO] [stdout]    --> src/error.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub trait Context<T, E: Into<Error>> {
[INFO] [stdout]     |           ------- methods in this trait
[INFO] [stdout] 117 |     fn context<C: ToString>(self, context: C) -> Result<T, Error>;
[INFO] [stdout] 118 |     fn with_context<C: ToString, F: Fn() -> C>(self, context: F) -> Result<T, Error>;
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 119 |     fn usage<U: ToString>(self, usage: U) -> Result<T, Error>;
[INFO] [stdout] 120 |     fn with_usage<U: ToString, F: Fn() -> U>(self, usage: F) -> Result<T, Error>;
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `with_context` and `with_usage` are never used
[INFO] [stdout]    --> src/error.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub trait Context<T, E: Into<Error>> {
[INFO] [stdout]     |           ------- methods in this trait
[INFO] [stdout] 117 |     fn context<C: ToString>(self, context: C) -> Result<T, Error>;
[INFO] [stdout] 118 |     fn with_context<C: ToString, F: Fn() -> C>(self, context: F) -> Result<T, Error>;
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 119 |     fn usage<U: ToString>(self, usage: U) -> Result<T, Error>;
[INFO] [stdout] 120 |     fn with_usage<U: ToString, F: Fn() -> U>(self, usage: F) -> Result<T, Error>;
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.38s
[INFO] running `Command { std: "docker" "inspect" "76426420f8d51108ee7d8dc6efde89046c3f163b34b33be68b08aa1d07e340f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76426420f8d51108ee7d8dc6efde89046c3f163b34b33be68b08aa1d07e340f0", kill_on_drop: false }`
[INFO] [stdout] 76426420f8d51108ee7d8dc6efde89046c3f163b34b33be68b08aa1d07e340f0