[INFO] cloning repository https://github.com/ahl/bundler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ahl/bundler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahl%2Fbundler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahl%2Fbundler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b92f14547abd4d3b3f71edba0ae08e9efec8d990
[INFO] checking ahl/bundler against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahl%2Fbundler" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ahl/bundler on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ahl/bundler
[INFO] finished tweaking git repo https://github.com/ahl/bundler
[INFO] tweaked toml for git repo https://github.com/ahl/bundler written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ahl/bundler 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zerofrom v0.1.4
[INFO] [stderr]   Downloaded utf8_iter v1.0.4
[INFO] [stderr]   Downloaded zerofrom-derive v0.1.4
[INFO] [stderr]   Downloaded write16 v1.0.0
[INFO] [stderr]   Downloaded zerovec-derive v0.10.2
[INFO] [stderr]   Downloaded tinystr v0.7.6
[INFO] [stderr]   Downloaded icu_provider_macros v1.5.0
[INFO] [stderr]   Downloaded writeable v0.5.5
[INFO] [stderr]   Downloaded utf16_iter v1.0.5
[INFO] [stderr]   Downloaded icu_locid_transform v1.5.0
[INFO] [stderr]   Downloaded icu_normalizer_data v1.5.0
[INFO] [stderr]   Downloaded icu_collections v1.5.0
[INFO] [stderr]   Downloaded icu_locid_transform_data v1.5.0
[INFO] [stderr]   Downloaded icu_provider v1.5.0
[INFO] [stderr]   Downloaded zerovec v0.10.2
[INFO] [stderr]   Downloaded icu_properties v1.5.0
[INFO] [stderr]   Downloaded icu_normalizer v1.5.0
[INFO] [stderr]   Downloaded icu_locid v1.5.0
[INFO] [stderr]   Downloaded idna v1.0.0
[INFO] [stderr]   Downloaded litemap v0.7.3
[INFO] [stderr]   Downloaded icu_properties_data v1.5.0
[INFO] [stderr]   Downloaded yoke v0.7.4
[INFO] [stderr]   Downloaded yoke-derive v0.7.4
[INFO] [stderr]   Downloaded url v2.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90a70f1191df66a8f4e2c53b9bddb7a69bb95b5a24fcced27bbbb4fbe881d8f3
[INFO] running `Command { std: "docker" "start" "-a" "90a70f1191df66a8f4e2c53b9bddb7a69bb95b5a24fcced27bbbb4fbe881d8f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90a70f1191df66a8f4e2c53b9bddb7a69bb95b5a24fcced27bbbb4fbe881d8f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90a70f1191df66a8f4e2c53b9bddb7a69bb95b5a24fcced27bbbb4fbe881d8f3", kill_on_drop: false }`
[INFO] [stdout] 90a70f1191df66a8f4e2c53b9bddb7a69bb95b5a24fcced27bbbb4fbe881d8f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 939f543d9f698d5356864e6e2bc0703043a4d0c11ec7fd711a09e03e3bb7b07b
[INFO] running `Command { std: "docker" "start" "-a" "939f543d9f698d5356864e6e2bc0703043a4d0c11ec7fd711a09e03e3bb7b07b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking writeable v0.5.5
[INFO] [stderr]     Checking litemap v0.7.3
[INFO] [stderr]     Checking icu_locid_transform_data v1.5.0
[INFO] [stderr]     Checking icu_properties_data v1.5.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking write16 v1.0.0
[INFO] [stderr]     Checking icu_normalizer_data v1.5.0
[INFO] [stderr]    Compiling serde v1.0.200
[INFO] [stderr]     Checking utf16_iter v1.0.5
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling zerofrom-derive v0.1.4
[INFO] [stderr]    Compiling yoke-derive v0.7.4
[INFO] [stderr]    Compiling zerovec-derive v0.10.2
[INFO] [stderr]    Compiling displaydoc v0.2.4
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.200
[INFO] [stderr]     Checking zerofrom v0.1.4
[INFO] [stderr]     Checking yoke v0.7.4
[INFO] [stderr]     Checking zerovec v0.10.2
[INFO] [stderr]     Checking tinystr v0.7.6
[INFO] [stderr]     Checking icu_collections v1.5.0
[INFO] [stderr]     Checking icu_locid v1.5.0
[INFO] [stderr]     Checking icu_provider v1.5.0
[INFO] [stderr]     Checking icu_locid_transform v1.5.0
[INFO] [stderr]     Checking icu_properties v1.5.0
[INFO] [stderr]     Checking icu_normalizer v1.5.0
[INFO] [stderr]     Checking idna v1.0.0
[INFO] [stderr]     Checking url v2.5.1
[INFO] [stderr]     Checking bundler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/bootstrap.rs:372:14
[INFO] [stdout]     |
[INFO] [stdout] 372 |         for (path, schema) in schema.iter_schema() {
[INFO] [stdout]     |              ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]    --> src/bootstrap.rs:375:21
[INFO] [stdout]     |
[INFO] [stdout] 375 |                     context,
[INFO] [stdout]     |                     ^^^^^^^ help: try ignoring the field: `context: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/bootstrap.rs:376:21
[INFO] [stdout]     |
[INFO] [stdout] 376 |                     value,
[INFO] [stdout]     |                     ^^^^^ help: try ignoring the field: `value: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `schema`
[INFO] [stdout]    --> src/bootstrap.rs:377:21
[INFO] [stdout]     |
[INFO] [stdout] 377 |                     schema,
[INFO] [stdout]     |                     ^^^^^^ help: try ignoring the field: `schema: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/bootstrap.rs:372:14
[INFO] [stdout]     |
[INFO] [stdout] 372 |         for (path, schema) in schema.iter_schema() {
[INFO] [stdout]     |              ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]    --> src/bootstrap.rs:375:21
[INFO] [stdout]     |
[INFO] [stdout] 375 |                     context,
[INFO] [stdout]     |                     ^^^^^^^ help: try ignoring the field: `context: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/bootstrap.rs:376:21
[INFO] [stdout]     |
[INFO] [stdout] 376 |                     value,
[INFO] [stdout]     |                     ^^^^^ help: try ignoring the field: `value: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `schema`
[INFO] [stdout]    --> src/bootstrap.rs:377:21
[INFO] [stdout]     |
[INFO] [stdout] 377 |                     schema,
[INFO] [stdout]     |                     ^^^^^^ help: try ignoring the field: `schema: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_inner` is never used
[INFO] [stdout]    --> src/bootstrap.rs:171:12
[INFO] [stdout]     |
[INFO] [stdout] 158 | / impl<T> NonEmpty<T>
[INFO] [stdout] 159 | | where
[INFO] [stdout] 160 | |     T: IsEmpty,
[INFO] [stdout]     | |_______________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 171 |       pub fn into_inner(self) -> T {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `walk_schemas` is never used
[INFO] [stdout]    --> src/bootstrap.rs:204:8
[INFO] [stdout]     |
[INFO] [stdout] 195 | impl SchemaOrBool {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 204 |     fn walk_schemas(&self, path: String) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `walk_schemas` is never used
[INFO] [stdout]    --> src/bootstrap.rs:259:12
[INFO] [stdout]     |
[INFO] [stdout] 212 | impl Schema {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 259 |     pub fn walk_schemas(&self, path: String) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Canonical` is never used
[INFO] [stdout]  --> src/canonical.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Canonical {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Schema` is never constructed
[INFO] [stdout]  --> src/ir.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Schema {}
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_inner` is never used
[INFO] [stdout]    --> src/bootstrap.rs:171:12
[INFO] [stdout]     |
[INFO] [stdout] 158 | / impl<T> NonEmpty<T>
[INFO] [stdout] 159 | | where
[INFO] [stdout] 160 | |     T: IsEmpty,
[INFO] [stdout]     | |_______________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 171 |       pub fn into_inner(self) -> T {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `walk_schemas` is never used
[INFO] [stdout]    --> src/bootstrap.rs:204:8
[INFO] [stdout]     |
[INFO] [stdout] 195 | impl SchemaOrBool {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 204 |     fn walk_schemas(&self, path: String) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `walk_schemas` is never used
[INFO] [stdout]    --> src/bootstrap.rs:259:12
[INFO] [stdout]     |
[INFO] [stdout] 212 | impl Schema {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 259 |     pub fn walk_schemas(&self, path: String) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Canonical` is never used
[INFO] [stdout]  --> src/canonical.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Canonical {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Schema` is never constructed
[INFO] [stdout]  --> src/ir.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Schema {}
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.63s
[INFO] running `Command { std: "docker" "inspect" "939f543d9f698d5356864e6e2bc0703043a4d0c11ec7fd711a09e03e3bb7b07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "939f543d9f698d5356864e6e2bc0703043a4d0c11ec7fd711a09e03e3bb7b07b", kill_on_drop: false }`
[INFO] [stdout] 939f543d9f698d5356864e6e2bc0703043a4d0c11ec7fd711a09e03e3bb7b07b