[INFO] crate idmap 0.2.16 is already in cache
[INFO] checking idmap-0.2.16 against nightly-2019-10-27 for pr-65897
[INFO] extracting crate idmap 0.2.16 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate idmap 0.2.16 on toolchain nightly-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate idmap 0.2.16
[INFO] finished tweaking crates.io crate idmap 0.2.16
[INFO] tweaked toml for crates.io crate idmap 0.2.16 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6e0c4e67f6c14067173840f8265a1404c1e3b1b71053cd1ede137119e9ca9130
[INFO] running `"docker" "start" "-a" "6e0c4e67f6c14067173840f8265a1404c1e3b1b71053cd1ede137119e9ca9130"`
[INFO] [stderr]    Compiling idmap-derive v0.1.1
[INFO] [stderr]     Checking idmap v0.2.16 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> tests/set.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | extern crate serde;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> tests/basic.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | extern crate serde;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> tests/basic.rs:149:63
[INFO] [stderr]     |
[INFO] [stderr] 149 | #[derive(IntegerId, Debug, Copy, Clone, PartialEq, Serialize, Deserialize)]
[INFO] [stderr]     |                                                               ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> tests/basic.rs:149:52
[INFO] [stderr]     |
[INFO] [stderr] 149 | #[derive(IntegerId, Debug, Copy, Clone, PartialEq, Serialize, Deserialize)]
[INFO] [stderr]     |                                                    ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> tests/set.rs:115:63
[INFO] [stderr]     |
[INFO] [stderr] 115 | #[derive(IntegerId, Debug, Copy, Clone, PartialEq, Serialize, Deserialize, Ord, PartialOrd, Eq)]
[INFO] [stderr]     |                                                               ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> tests/set.rs:115:52
[INFO] [stderr]     |
[INFO] [stderr] 115 | #[derive(IntegerId, Debug, Copy, Clone, PartialEq, Serialize, Deserialize, Ord, PartialOrd, Eq)]
[INFO] [stderr]     |                                                    ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> tests/direct.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | extern crate serde;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> tests/direct.rs:147:63
[INFO] [stderr]     |
[INFO] [stderr] 147 | #[derive(IntegerId, Debug, Copy, Clone, PartialEq, Serialize, Deserialize, Ord, PartialOrd, Eq)]
[INFO] [stderr]     |                                                               ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> tests/direct.rs:147:52
[INFO] [stderr]     |
[INFO] [stderr] 147 | #[derive(IntegerId, Debug, Copy, Clone, PartialEq, Serialize, Deserialize, Ord, PartialOrd, Eq)]
[INFO] [stderr]     |                                                    ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `idmap::IdSet<KnownState>: serde::ser::Serialize` is not satisfied
[INFO] [stderr]    --> tests/set.rs:197:19
[INFO] [stderr]     |
[INFO] [stderr] 197 |     assert_tokens(&important_states(), EXPECTED_TOKENS);
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `idmap::IdSet<KnownState>`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_test-1.0.102/src/assert.rs:33:8
[INFO] [stderr]     |
[INFO] [stderr] 33  |     T: Serialize + Deserialize<'de> + PartialEq + Debug,
[INFO] [stderr]     |        --------- required by this bound in `serde_test::assert_tokens`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `idmap::IdSet<KnownState>: serde::de::Deserialize<'_>` is not satisfied
[INFO] [stderr]    --> tests/set.rs:197:19
[INFO] [stderr]     |
[INFO] [stderr] 197 |     assert_tokens(&important_states(), EXPECTED_TOKENS);
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^ the trait `serde::de::Deserialize<'_>` is not implemented for `idmap::IdSet<KnownState>`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_test-1.0.102/src/assert.rs:33:20
[INFO] [stderr]     |
[INFO] [stderr] 33  |     T: Serialize + Deserialize<'de> + PartialEq + Debug,
[INFO] [stderr]     |                    ---------------- required by this bound in `serde_test::assert_tokens`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error[E0277]: the trait bound `idmap::IdMap<KnownState, &str, idmap::table::DirectEntryTable<KnownState, &str>>: serde::ser::Serialize` is not satisfied
[INFO] [stderr]    --> tests/direct.rs:243:19
[INFO] [stderr]     |
[INFO] [stderr] 243 |     assert_tokens(&important_cities(), EXPECTED_TOKENS);
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `idmap::IdMap<KnownState, &str, idmap::table::DirectEntryTable<KnownState, &str>>`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_test-1.0.102/src/assert.rs:33:8
[INFO] [stderr]     |
[INFO] [stderr] 33  |     T: Serialize + Deserialize<'de> + PartialEq + Debug,
[INFO] [stderr]     |        --------- required by this bound in `serde_test::assert_tokens`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `idmap::IdMap<KnownState, &str, idmap::table::DirectEntryTable<KnownState, &str>>: serde::de::Deserialize<'_>` is not satisfied
[INFO] [stderr]    --> tests/direct.rs:243:19
[INFO] [stderr]     |
[INFO] [stderr] 243 |     assert_tokens(&important_cities(), EXPECTED_TOKENS);
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^ the trait `serde::de::Deserialize<'_>` is not implemented for `idmap::IdMap<KnownState, &str, idmap::table::DirectEntryTable<KnownState, &str>>`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_test-1.0.102/src/assert.rs:33:20
[INFO] [stderr]     |
[INFO] [stderr] 33  |     T: Serialize + Deserialize<'de> + PartialEq + Debug,
[INFO] [stderr]     |                    ---------------- required by this bound in `serde_test::assert_tokens`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `idmap`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `idmap`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0277]: the trait bound `idmap::IdMap<KnownState, &str, idmap::table::DenseEntryTable<KnownState, &str>>: serde::ser::Serialize` is not satisfied
[INFO] [stderr]    --> tests/basic.rs:244:19
[INFO] [stderr]     |
[INFO] [stderr] 244 |     assert_tokens(&important_cities(), EXPECTED_TOKENS);
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `idmap::IdMap<KnownState, &str, idmap::table::DenseEntryTable<KnownState, &str>>`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_test-1.0.102/src/assert.rs:33:8
[INFO] [stderr]     |
[INFO] [stderr] 33  |     T: Serialize + Deserialize<'de> + PartialEq + Debug,
[INFO] [stderr]     |        --------- required by this bound in `serde_test::assert_tokens`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `idmap::IdMap<KnownState, &str, idmap::table::DenseEntryTable<KnownState, &str>>: serde::de::Deserialize<'_>` is not satisfied
[INFO] [stderr]    --> tests/basic.rs:244:19
[INFO] [stderr]     |
[INFO] [stderr] 244 |     assert_tokens(&important_cities(), EXPECTED_TOKENS);
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^ the trait `serde::de::Deserialize<'_>` is not implemented for `idmap::IdMap<KnownState, &str, idmap::table::DenseEntryTable<KnownState, &str>>`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_test-1.0.102/src/assert.rs:33:20
[INFO] [stderr]     |
[INFO] [stderr] 33  |     T: Serialize + Deserialize<'de> + PartialEq + Debug,
[INFO] [stderr]     |                    ---------------- required by this bound in `serde_test::assert_tokens`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `idmap`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6e0c4e67f6c14067173840f8265a1404c1e3b1b71053cd1ede137119e9ca9130"`
[INFO] running `"docker" "rm" "-f" "6e0c4e67f6c14067173840f8265a1404c1e3b1b71053cd1ede137119e9ca9130"`
[INFO] [stdout] 6e0c4e67f6c14067173840f8265a1404c1e3b1b71053cd1ede137119e9ca9130