[INFO] fetching crate cachingmap 0.2.1...
[INFO] testing cachingmap-0.2.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate cachingmap 0.2.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate cachingmap 0.2.1
[INFO] finished tweaking crates.io crate cachingmap 0.2.1
[INFO] tweaked toml for crates.io crate cachingmap 0.2.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cachingmap 0.2.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46a46b6f888bdf75eee7846c8f696f8de8934c9e530cedaff71b076154b2e2f4
[INFO] running `Command { std: "docker" "start" "-a" "46a46b6f888bdf75eee7846c8f696f8de8934c9e530cedaff71b076154b2e2f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46a46b6f888bdf75eee7846c8f696f8de8934c9e530cedaff71b076154b2e2f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46a46b6f888bdf75eee7846c8f696f8de8934c9e530cedaff71b076154b2e2f4", kill_on_drop: false }`
[INFO] [stdout] 46a46b6f888bdf75eee7846c8f696f8de8934c9e530cedaff71b076154b2e2f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fdfcdfe35d0cfa29c76da7b361ce24c7677639b40f144799f3115a37654e6043
[INFO] running `Command { std: "docker" "start" "-a" "fdfcdfe35d0cfa29c76da7b361ce24c7677639b40f144799f3115a37654e6043", kill_on_drop: false }`
[INFO] [stderr]    Compiling cachingmap v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:177:18
[INFO] [stdout]     |
[INFO] [stdout] 177 |     pub fn cache(&self, key: K, value: V) -> CachedValue<V> {
[INFO] [stdout]     |                  ^^^^^                       ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 177 |     pub fn cache(&self, key: K, value: V) -> CachedValue<'_, V> {
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:197:19
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn cached(&self, key: K, f: &dyn Fn(&K) -> V) -> CachedValue<V> {
[INFO] [stdout]     |                   ^^^^^ the lifetime is elided here      ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn cached(&self, key: K, f: &dyn Fn(&K) -> V) -> CachedValue<'_, V> {
[INFO] [stdout]     |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "fdfcdfe35d0cfa29c76da7b361ce24c7677639b40f144799f3115a37654e6043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdfcdfe35d0cfa29c76da7b361ce24c7677639b40f144799f3115a37654e6043", kill_on_drop: false }`
[INFO] [stdout] fdfcdfe35d0cfa29c76da7b361ce24c7677639b40f144799f3115a37654e6043
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f48e503b47ed12ce5d7f89b5d64910098b6115285f28d3d8f679fca1c4a0d7ed
[INFO] running `Command { std: "docker" "start" "-a" "f48e503b47ed12ce5d7f89b5d64910098b6115285f28d3d8f679fca1c4a0d7ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling cachingmap v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:177:18
[INFO] [stdout]     |
[INFO] [stdout] 177 |     pub fn cache(&self, key: K, value: V) -> CachedValue<V> {
[INFO] [stdout]     |                  ^^^^^                       ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 177 |     pub fn cache(&self, key: K, value: V) -> CachedValue<'_, V> {
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:197:19
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn cached(&self, key: K, f: &dyn Fn(&K) -> V) -> CachedValue<V> {
[INFO] [stdout]     |                   ^^^^^ the lifetime is elided here      ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn cached(&self, key: K, f: &dyn Fn(&K) -> V) -> CachedValue<'_, V> {
[INFO] [stdout]     |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:177:18
[INFO] [stdout]     |
[INFO] [stdout] 177 |     pub fn cache(&self, key: K, value: V) -> CachedValue<V> {
[INFO] [stdout]     |                  ^^^^^                       ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 177 |     pub fn cache(&self, key: K, value: V) -> CachedValue<'_, V> {
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:197:19
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn cached(&self, key: K, f: &dyn Fn(&K) -> V) -> CachedValue<V> {
[INFO] [stdout]     |                   ^^^^^ the lifetime is elided here      ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn cached(&self, key: K, f: &dyn Fn(&K) -> V) -> CachedValue<'_, V> {
[INFO] [stdout]     |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "f48e503b47ed12ce5d7f89b5d64910098b6115285f28d3d8f679fca1c4a0d7ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f48e503b47ed12ce5d7f89b5d64910098b6115285f28d3d8f679fca1c4a0d7ed", kill_on_drop: false }`
[INFO] [stdout] f48e503b47ed12ce5d7f89b5d64910098b6115285f28d3d8f679fca1c4a0d7ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 438f052a620497e40402ab6f08e09994876aefbe99b63f048d25be35d3a68370
[INFO] running `Command { std: "docker" "start" "-a" "438f052a620497e40402ab6f08e09994876aefbe99b63f048d25be35d3a68370", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:177:18
[INFO] [stderr]     |
[INFO] [stderr] 177 |     pub fn cache(&self, key: K, value: V) -> CachedValue<V> {
[INFO] [stderr]     |                  ^^^^^                       ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 177 |     pub fn cache(&self, key: K, value: V) -> CachedValue<'_, V> {
[INFO] [stderr]     |                                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:197:19
[INFO] [stderr]     |
[INFO] [stderr] 197 |     pub fn cached(&self, key: K, f: &dyn Fn(&K) -> V) -> CachedValue<V> {
[INFO] [stderr]     |                   ^^^^^ the lifetime is elided here      ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 197 |     pub fn cached(&self, key: K, f: &dyn Fn(&K) -> V) -> CachedValue<'_, V> {
[INFO] [stderr]     |                                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: `cachingmap` (lib) generated 2 warnings (run `cargo fix --lib -p cachingmap` to apply 2 suggestions)
[INFO] [stderr] warning: `cachingmap` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cachingmap-9ac77e0902ebd142)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests cachingmap
[INFO] [stdout] test test::test_stability ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - CachingMap (line 70) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "438f052a620497e40402ab6f08e09994876aefbe99b63f048d25be35d3a68370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "438f052a620497e40402ab6f08e09994876aefbe99b63f048d25be35d3a68370", kill_on_drop: false }`
[INFO] [stdout] 438f052a620497e40402ab6f08e09994876aefbe99b63f048d25be35d3a68370