[INFO] cloning repository https://github.com/cpearce/riptree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cpearce/riptree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcpearce%2Friptree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcpearce%2Friptree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3be51b279633da0d85728c683fc634399a4fb6b2
[INFO] building cpearce/riptree against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcpearce%2Friptree" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  69% (25/36)
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Updating files: 100% (36/36), done.
[INFO] validating manifest of git repo https://github.com/cpearce/riptree on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cpearce/riptree
[INFO] finished tweaking git repo https://github.com/cpearce/riptree
[INFO] tweaked toml for git repo https://github.com/cpearce/riptree written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/cpearce/riptree already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7086e8597b8532068a7c922761596dd759f295b654b83d6d92ba3f2e7b54cf22
[INFO] running `Command { std: "docker" "start" "-a" "7086e8597b8532068a7c922761596dd759f295b654b83d6d92ba3f2e7b54cf22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7086e8597b8532068a7c922761596dd759f295b654b83d6d92ba3f2e7b54cf22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7086e8597b8532068a7c922761596dd759f295b654b83d6d92ba3f2e7b54cf22", kill_on_drop: false }`
[INFO] [stdout] 7086e8597b8532068a7c922761596dd759f295b654b83d6d92ba3f2e7b54cf22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ae789e75a7322903c77cb741516343e23f4c51b8545447535a17d510b3678ee
[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" "0ae789e75a7322903c77cb741516343e23f4c51b8545447535a17d510b3678ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.2
[INFO] [stderr]    Compiling futures v0.1.14
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling num_cpus v1.6.2
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling itertools v0.6.1
[INFO] [stderr]    Compiling ordered-float v0.5.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling riptree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:39:45
[INFO] [stdout]    |
[INFO] [stdout] 39 | ) -> Result<(HashMap<u32, u32>, usize), Box<Error>> {
[INFO] [stdout]    |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:145:54
[INFO] [stdout]     |
[INFO] [stdout] 145 | fn mine_rip_tree(args: &Arguments) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.01s
[INFO] running `Command { std: "docker" "inspect" "0ae789e75a7322903c77cb741516343e23f4c51b8545447535a17d510b3678ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ae789e75a7322903c77cb741516343e23f4c51b8545447535a17d510b3678ee", kill_on_drop: false }`
[INFO] [stdout] 0ae789e75a7322903c77cb741516343e23f4c51b8545447535a17d510b3678ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86f5b5f354e1d7efc7029348dcaf813276016512f870200d60442d03e9ac76c2
[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" "86f5b5f354e1d7efc7029348dcaf813276016512f870200d60442d03e9ac76c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling riptree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:39:45
[INFO] [stdout]    |
[INFO] [stdout] 39 | ) -> Result<(HashMap<u32, u32>, usize), Box<Error>> {
[INFO] [stdout]    |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:145:54
[INFO] [stdout]     |
[INFO] [stdout] 145 | fn mine_rip_tree(args: &Arguments) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 8 arguments but 4 arguments were supplied
[INFO] [stdout]    --> src/generate_rules.rs:332:21
[INFO] [stdout]     |
[INFO] [stdout] 332 |         let rules = super::generate_rules(&itemsets, transactions.len() as u32, 0.05, 1.0);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^ ---------  -------------------------  ----  --- supplied 4 arguments
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     expected 8 arguments
[INFO] [stdout]     |
[INFO] [stdout] note: function defined here
[INFO] [stdout]    --> src/generate_rules.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub fn generate_rules(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 164 |     itemsets: &Vec<ItemSet>,
[INFO] [stdout]     |     -----------------------
[INFO] [stdout] 165 |     dataset_size: u32,
[INFO] [stdout]     |     -----------------
[INFO] [stdout] 166 |     min_confidence: f64,
[INFO] [stdout]     |     -------------------
[INFO] [stdout] 167 |     min_lift: f64,
[INFO] [stdout]     |     -------------
[INFO] [stdout] 168 |     rare_items: &HashSet<u32>,
[INFO] [stdout]     |     -------------------------
[INFO] [stdout] 169 |     index: &Index,
[INFO] [stdout]     |     -------------
[INFO] [stdout] 170 |     ln_table: &[f64],
[INFO] [stdout]     |     ----------------
[INFO] [stdout] 171 |     disable_family_wise_rule_filtering: bool,
[INFO] [stdout]     |     ----------------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `riptree`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "86f5b5f354e1d7efc7029348dcaf813276016512f870200d60442d03e9ac76c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86f5b5f354e1d7efc7029348dcaf813276016512f870200d60442d03e9ac76c2", kill_on_drop: false }`
[INFO] [stdout] 86f5b5f354e1d7efc7029348dcaf813276016512f870200d60442d03e9ac76c2
