[INFO] fetching crate im_interval_tree 0.1.1...
[INFO] testing im_interval_tree-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate im_interval_tree 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate im_interval_tree 0.1.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate im_interval_tree 0.1.1
[INFO] finished tweaking crates.io crate im_interval_tree 0.1.1
[INFO] tweaked toml for crates.io crate im_interval_tree 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7bad9cb8d39ad195f78c9305c8ddb339835bef3ef99b9ba61c8c5fe0f51c765a
[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" "7bad9cb8d39ad195f78c9305c8ddb339835bef3ef99b9ba61c8c5fe0f51c765a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bad9cb8d39ad195f78c9305c8ddb339835bef3ef99b9ba61c8c5fe0f51c765a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bad9cb8d39ad195f78c9305c8ddb339835bef3ef99b9ba61c8c5fe0f51c765a", kill_on_drop: false }`
[INFO] [stdout] 7bad9cb8d39ad195f78c9305c8ddb339835bef3ef99b9ba61c8c5fe0f51c765a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37aaef02a016bc7482e3f5c289effe1c952efca83d81b9a2c356e6bed874f346
[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" "37aaef02a016bc7482e3f5c289effe1c952efca83d81b9a2c356e6bed874f346", kill_on_drop: false }`
[INFO] [stderr]    Compiling im_interval_tree v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "37aaef02a016bc7482e3f5c289effe1c952efca83d81b9a2c356e6bed874f346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37aaef02a016bc7482e3f5c289effe1c952efca83d81b9a2c356e6bed874f346", kill_on_drop: false }`
[INFO] [stdout] 37aaef02a016bc7482e3f5c289effe1c952efca83d81b9a2c356e6bed874f346
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f5a27de4b32de2f1084666c4fe2044674dd2e299f5485f50e2e92c8c08be358
[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" "5f5a27de4b32de2f1084666c4fe2044674dd2e299f5485f50e2e92c8c08be358", kill_on_drop: false }`
[INFO] [stderr]    Compiling im_interval_tree v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `quickcheck`
[INFO] [stdout]  --> src/interval.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use quickcheck::*;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `quickcheck`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `quickcheck`
[INFO] [stdout]  --> src/test.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use quickcheck::*;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `quickcheck`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quickcheck` in this scope
[INFO] [stdout]  --> src/test.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | quickcheck! {
[INFO] [stdout]   | ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quickcheck` in this scope
[INFO] [stdout]   --> src/test.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | quickcheck! {
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quickcheck` in this scope
[INFO] [stdout]   --> src/test.rs:46:1
[INFO] [stdout]    |
[INFO] [stdout] 46 | quickcheck! {
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quickcheck` in this scope
[INFO] [stdout]   --> src/test.rs:65:1
[INFO] [stdout]    |
[INFO] [stdout] 65 | quickcheck! {
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quickcheck` in this scope
[INFO] [stdout]   --> src/test.rs:97:1
[INFO] [stdout]    |
[INFO] [stdout] 97 | quickcheck! {
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Arbitrary` in this scope
[INFO] [stdout]    --> src/interval.rs:240:42
[INFO] [stdout]     |
[INFO] [stdout] 240 | impl<T: Arbitrary + Clone + Ord + Debug> Arbitrary for Interval<T> {
[INFO] [stdout]     |                                          ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Arbitrary` in this scope
[INFO] [stdout]    --> src/interval.rs:240:9
[INFO] [stdout]     |
[INFO] [stdout] 240 | impl<T: Arbitrary + Clone + Ord + Debug> Arbitrary for Interval<T> {
[INFO] [stdout]     |         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Gen` in this scope
[INFO] [stdout]    --> src/interval.rs:241:21
[INFO] [stdout]     |
[INFO] [stdout] 241 |     fn arbitrary<G: Gen>(g: &mut G) -> Self {
[INFO] [stdout]     |                     ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]   --> src/test.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::collections::HashSet;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/lib.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | mod test;
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::*`
[INFO] [stdout]   --> src/test.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout] 3  | use crate::*;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/lib.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | mod test;
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `im_interval_tree` due to 11 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "5f5a27de4b32de2f1084666c4fe2044674dd2e299f5485f50e2e92c8c08be358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f5a27de4b32de2f1084666c4fe2044674dd2e299f5485f50e2e92c8c08be358", kill_on_drop: false }`
[INFO] [stdout] 5f5a27de4b32de2f1084666c4fe2044674dd2e299f5485f50e2e92c8c08be358