[INFO] fetching crate prusto 0.2.0... [INFO] checking prusto-0.2.0 against try#4a23c45c7893f1416456144e3883cc48ea91722e for pr-82322 [INFO] extracting crate prusto 0.2.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate prusto 0.2.0 on toolchain 4a23c45c7893f1416456144e3883cc48ea91722e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate prusto 0.2.0 [INFO] finished tweaking crates.io crate prusto 0.2.0 [INFO] tweaked toml for crates.io crate prusto 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate prusto 0.2.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-util v0.6.0 [INFO] [stderr] Downloaded tokio-stream v0.1.1 [INFO] [stderr] Downloaded derive_more v0.99.9 [INFO] [stderr] Downloaded trybuild v1.0.32 [INFO] [stderr] Downloaded futures-async-stream-macro v0.2.5 [INFO] [stderr] Downloaded tokio v1.0.1 [INFO] [stderr] Downloaded iterable v0.4.0 [INFO] [stderr] Downloaded prusto-macros v0.1.0 [INFO] [stderr] Downloaded futures-async-stream v0.2.5 [INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a96e4dc9abe17486612aee674c8a8241a09db59d45e8d3584afa79b4f1d10da5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a96e4dc9abe17486612aee674c8a8241a09db59d45e8d3584afa79b4f1d10da5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a96e4dc9abe17486612aee674c8a8241a09db59d45e8d3584afa79b4f1d10da5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a96e4dc9abe17486612aee674c8a8241a09db59d45e8d3584afa79b4f1d10da5", kill_on_drop: false }` [INFO] [stdout] a96e4dc9abe17486612aee674c8a8241a09db59d45e8d3584afa79b4f1d10da5 [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b6abc66a87d2ca5506e903beeb8ed0493bc30f050991f88011a550770957e4c5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b6abc66a87d2ca5506e903beeb8ed0493bc30f050991f88011a550770957e4c5", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking smallvec v1.6.0 [INFO] [stderr] Checking bytes v1.0.0 [INFO] [stderr] Checking pin-project-lite v0.2.1 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking either v1.6.0 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Compiling ring v0.16.16 [INFO] [stderr] Compiling tokio v1.0.1 [INFO] [stderr] Compiling hashbrown v0.8.2 [INFO] [stderr] Compiling indexmap v1.5.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Checking tracing-core v0.1.14 [INFO] [stderr] Checking form_urlencoded v1.0.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking encoding_rs v0.8.23 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Checking tracing v0.1.19 [INFO] [stderr] Checking url v2.2.0 [INFO] [stderr] Checking iterable v0.4.0 [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iterable-0.4.0/src/lib.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | use std::ops::Try; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #42327 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iterable-0.4.0/src/lib.rs:215:12 [INFO] [stdout] | [INFO] [stdout] 215 | R: Try, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #42327 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iterable-0.4.0/src/lib.rs:223:12 [INFO] [stdout] | [INFO] [stdout] 223 | R: Try, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #42327 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iterable-0.4.0/src/lib.rs:518:9 [INFO] [stdout] | [INFO] [stdout] 518 | ::Ok: Consumer, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #42327 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iterable-0.4.0/src/lib.rs:519:19 [INFO] [stdout] | [INFO] [stdout] 519 | Self::CC<<::Ok as Consumer>::Item>: GrowableProducer<<::Ok as Consumer>::Item>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #42327 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iterable-0.4.0/src/lib.rs:519:82 [INFO] [stdout] | [INFO] [stdout] 519 | Self::CC<<::Ok as Consumer>::Item>: GrowableProducer<<::Ok as Consumer>::Item>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #42327 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iterable-0.4.0/src/lib.rs:514:67 [INFO] [stdout] | [INFO] [stdout] 514 | fn try_flatten(self) -> ::Map::Ok as Consumer>::Item>> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #42327 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iterable-0.4.0/src/lib.rs:521:35 [INFO] [stdout] | [INFO] [stdout] 521 | let mut ret = Self::CC::<<::Ok as Consumer>::Item>::empty(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #42327 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iterable-0.4.0/src/lib.rs:526:49 [INFO] [stdout] | [INFO] [stdout] 526 | ::Map::::Ok as Consumer>::Item>>::from_ok(ret) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #42327 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iterable-0.4.0/src/util.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::ops::Try; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #42327 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iterable-0.4.0/src/util.rs:3:19 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait TryExt: Try { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #42327 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iterable-0.4.0/src/lib.rs:215:16 [INFO] [stdout] | [INFO] [stdout] 215 | R: Try, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #42327 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iterable-0.4.0/src/lib.rs:223:16 [INFO] [stdout] | [INFO] [stdout] 223 | R: Try, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #42327 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iterable-0.4.0/src/lib.rs:474:19 [INFO] [stdout] | [INFO] [stdout] 474 | R: TryExt, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #42327 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iterable-0.4.0/src/lib.rs:486:19 [INFO] [stdout] | [INFO] [stdout] 486 | R: TryExt, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #42327 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iterable-0.4.0/src/lib.rs:501:19 [INFO] [stdout] | [INFO] [stdout] 501 | R: TryExt, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #42327 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0220]: associated type `Error` not found for `Self` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iterable-0.4.0/src/util.rs:4:47 [INFO] [stdout] | [INFO] [stdout] 4 | type Map: TryExt; [INFO] [stdout] | ^^^^^ associated type `Error` not found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iterable-0.4.0/src/util.rs:4:25 [INFO] [stdout] | [INFO] [stdout] 4 | type Map: TryExt; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #42327 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0220]: associated type `Error` not found for `util::TryExt` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iterable-0.4.0/src/util.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | type Map: TryExt; [INFO] [stdout] | ^^^^^ associated type `Error` not found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 19 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0220, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0220`. [INFO] [stdout] [INFO] [stderr] Checking parking_lot_core v0.8.2 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking signal-hook-registry v1.2.1 [INFO] [stderr] Checking mio v0.7.7 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] error: could not compile `iterable` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "b6abc66a87d2ca5506e903beeb8ed0493bc30f050991f88011a550770957e4c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6abc66a87d2ca5506e903beeb8ed0493bc30f050991f88011a550770957e4c5", kill_on_drop: false }` [INFO] [stdout] b6abc66a87d2ca5506e903beeb8ed0493bc30f050991f88011a550770957e4c5