[INFO] fetching crate extrema 0.1.1... [INFO] testing extrema-0.1.1 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate extrema 0.1.1 into /workspace/builds/worker-77/source [INFO] validating manifest of crates.io crate extrema 0.1.1 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate extrema 0.1.1 [INFO] finished tweaking crates.io crate extrema 0.1.1 [INFO] tweaked toml for crates.io crate extrema 0.1.1 written to /workspace/builds/worker-77/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] db2098f12598e7e06e218e5cbcd641d045931ead21058fccaa5963f58e6c64ef [INFO] running `Command { std: "docker" "start" "-a" "db2098f12598e7e06e218e5cbcd641d045931ead21058fccaa5963f58e6c64ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db2098f12598e7e06e218e5cbcd641d045931ead21058fccaa5963f58e6c64ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db2098f12598e7e06e218e5cbcd641d045931ead21058fccaa5963f58e6c64ef", kill_on_drop: false }` [INFO] [stdout] db2098f12598e7e06e218e5cbcd641d045931ead21058fccaa5963f58e6c64ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0347c4bba564f7e03b9f3d821f0ca8b799e7309bf040386a45cd21193e88be11 [INFO] running `Command { std: "docker" "start" "-a" "0347c4bba564f7e03b9f3d821f0ca8b799e7309bf040386a45cd21193e88be11", kill_on_drop: false }` [INFO] [stderr] Compiling extrema v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.01s [INFO] running `Command { std: "docker" "inspect" "0347c4bba564f7e03b9f3d821f0ca8b799e7309bf040386a45cd21193e88be11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0347c4bba564f7e03b9f3d821f0ca8b799e7309bf040386a45cd21193e88be11", kill_on_drop: false }` [INFO] [stdout] 0347c4bba564f7e03b9f3d821f0ca8b799e7309bf040386a45cd21193e88be11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8ed2d4a34f5ac8e2682ddbf490807b8d3e00e2cc26a641b4c5eae6f83de3b27d [INFO] running `Command { std: "docker" "start" "-a" "8ed2d4a34f5ac8e2682ddbf490807b8d3e00e2cc26a641b4c5eae6f83de3b27d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling extrema v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.63s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/extrema-1223b11f194a713a) [INFO] running `Command { std: "docker" "inspect" "8ed2d4a34f5ac8e2682ddbf490807b8d3e00e2cc26a641b4c5eae6f83de3b27d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ed2d4a34f5ac8e2682ddbf490807b8d3e00e2cc26a641b4c5eae6f83de3b27d", kill_on_drop: false }` [INFO] [stdout] 8ed2d4a34f5ac8e2682ddbf490807b8d3e00e2cc26a641b4c5eae6f83de3b27d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 010653d68863fbf39805a71d57534a43bb455e92c3256c348632135f047ca07a [INFO] running `Command { std: "docker" "start" "-a" "010653d68863fbf39805a71d57534a43bb455e92c3256c348632135f047ca07a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.75s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/extrema-1223b11f194a713a) [INFO] [stdout] [INFO] [stderr] Doc-tests extrema [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - Extrema::extrema (line 24) ... FAILED [INFO] [stdout] test src/lib.rs - Extrema::extrema (line 32) ... FAILED [INFO] [stdout] test src/lib.rs - (line 7) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - Extrema::extrema (line 24) stdout ---- [INFO] [stdout] error[E0599]: no method named `extrema` found for struct `Vec<{integer}>` in the current scope [INFO] [stdout] --> src/lib.rs:26:17 [INFO] [stdout] | [INFO] [stdout] 5 | let minmax = xs.extrema(); [INFO] [stdout] | ^^^^^^^ method not found in `Vec<{integer}>` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/lib.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 38 | fn extrema(self) -> Option<(Self::Item, Self::Item)>; [INFO] [stdout] | ------- the method is available for `Vec<{integer}>` here [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it: [INFO] [stdout] | [INFO] [stdout] 3 | use crate::extrema::Extrema; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - Extrema::extrema (line 32) stdout ---- [INFO] [stdout] error[E0599]: no method named `extrema` found for reference `&Vec<{integer}>` in the current scope [INFO] [stdout] --> src/lib.rs:34:20 [INFO] [stdout] | [INFO] [stdout] 5 | let minmax = (&xs).extrema(); // or xs[..].extrema(), xs.iter().extrema() [INFO] [stdout] | ^^^^^^^ method not found in `&Vec<{integer}>` [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it: [INFO] [stdout] | [INFO] [stdout] 3 | use crate::extrema::Extrema; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 7) stdout ---- [INFO] [stdout] error[E0412]: cannot find type `HashSet` in this scope [INFO] [stdout] --> src/lib.rs:8:13 [INFO] [stdout] | [INFO] [stdout] 4 | let my_set: HashSet = (1..300).collect(); [INFO] [stdout] | ^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::HashSet; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0412`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 7) [INFO] [stdout] src/lib.rs - Extrema::extrema (line 24) [INFO] [stdout] src/lib.rs - Extrema::extrema (line 32) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "010653d68863fbf39805a71d57534a43bb455e92c3256c348632135f047ca07a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "010653d68863fbf39805a71d57534a43bb455e92c3256c348632135f047ca07a", kill_on_drop: false }` [INFO] [stdout] 010653d68863fbf39805a71d57534a43bb455e92c3256c348632135f047ca07a