[INFO] fetching crate predicates-tree 1.0.0...
[INFO] testing predicates-tree-1.0.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate predicates-tree 1.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate predicates-tree 1.0.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate predicates-tree 1.0.0
[INFO] finished tweaking crates.io crate predicates-tree 1.0.0
[INFO] tweaked toml for crates.io crate predicates-tree 1.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6908ef9990668ca342d083eb3e7e72703bec4136136cfa09574b9f531beaa854
[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" "6908ef9990668ca342d083eb3e7e72703bec4136136cfa09574b9f531beaa854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6908ef9990668ca342d083eb3e7e72703bec4136136cfa09574b9f531beaa854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6908ef9990668ca342d083eb3e7e72703bec4136136cfa09574b9f531beaa854", kill_on_drop: false }`
[INFO] [stdout] 6908ef9990668ca342d083eb3e7e72703bec4136136cfa09574b9f531beaa854
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", 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] f1993785bf5d00fca74995777b44f1216345ff20430c3af438e97735f93c4687
[INFO] running `Command { std: "docker" "start" "-a" "f1993785bf5d00fca74995777b44f1216345ff20430c3af438e97735f93c4687", kill_on_drop: false }`
[INFO] [stderr]    Compiling predicates-core v1.0.0
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling predicates-tree v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:41
[INFO] [stdout]    |
[INFO] [stdout] 30 | type CaseTreeInner = treeline::Tree<Box<fmt::Display>>;
[INFO] [stdout]    |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:37:27
[INFO] [stdout]    |
[INFO] [stdout] 37 |             let root: Box<fmt::Display> = Box::new(item.to_string());
[INFO] [stdout]    |                           ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:43:23
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let root: Box<fmt::Display> = Box::new(item.to_string());
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "f1993785bf5d00fca74995777b44f1216345ff20430c3af438e97735f93c4687", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1993785bf5d00fca74995777b44f1216345ff20430c3af438e97735f93c4687", kill_on_drop: false }`
[INFO] [stdout] f1993785bf5d00fca74995777b44f1216345ff20430c3af438e97735f93c4687
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1253cd7e7b822bb1f493a68a77637469aa50995d291bf77f5640b1d89cfc7f3
[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" "b1253cd7e7b822bb1f493a68a77637469aa50995d291bf77f5640b1d89cfc7f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling predicates-tree v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:41
[INFO] [stdout]    |
[INFO] [stdout] 30 | type CaseTreeInner = treeline::Tree<Box<fmt::Display>>;
[INFO] [stdout]    |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:37:27
[INFO] [stdout]    |
[INFO] [stdout] 37 |             let root: Box<fmt::Display> = Box::new(item.to_string());
[INFO] [stdout]    |                           ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:43:23
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let root: Box<fmt::Display> = Box::new(item.to_string());
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:41
[INFO] [stdout]    |
[INFO] [stdout] 30 | type CaseTreeInner = treeline::Tree<Box<fmt::Display>>;
[INFO] [stdout]    |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:37:27
[INFO] [stdout]    |
[INFO] [stdout] 37 |             let root: Box<fmt::Display> = Box::new(item.to_string());
[INFO] [stdout]    |                           ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:43:23
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let root: Box<fmt::Display> = Box::new(item.to_string());
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "b1253cd7e7b822bb1f493a68a77637469aa50995d291bf77f5640b1d89cfc7f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1253cd7e7b822bb1f493a68a77637469aa50995d291bf77f5640b1d89cfc7f3", kill_on_drop: false }`
[INFO] [stdout] b1253cd7e7b822bb1f493a68a77637469aa50995d291bf77f5640b1d89cfc7f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0317cddd079d6148e81406c81695e77d49a8ccaa5e0b1f7ed58ac4f227e6bdd5
[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" "0317cddd079d6148e81406c81695e77d49a8ccaa5e0b1f7ed58ac4f227e6bdd5", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:30:41
[INFO] [stderr]    |
[INFO] [stderr] 30 | type CaseTreeInner = treeline::Tree<Box<fmt::Display>>;
[INFO] [stderr]    |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:37:27
[INFO] [stderr]    |
[INFO] [stderr] 37 |             let root: Box<fmt::Display> = Box::new(item.to_string());
[INFO] [stderr]    |                           ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:43:23
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let root: Box<fmt::Display> = Box::new(item.to_string());
[INFO] [stderr]    |                       ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:30:41
[INFO] [stderr]    |
[INFO] [stderr] 30 | type CaseTreeInner = treeline::Tree<Box<fmt::Display>>;
[INFO] [stderr]    |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:37:27
[INFO] [stderr]    |
[INFO] [stderr] 37 |             let root: Box<fmt::Display> = Box::new(item.to_string());
[INFO] [stderr]    |                           ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:43:23
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let root: Box<fmt::Display> = Box::new(item.to_string());
[INFO] [stderr]    |                       ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/predicates_tree-62c889a892eb2292
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests predicates-tree
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0317cddd079d6148e81406c81695e77d49a8ccaa5e0b1f7ed58ac4f227e6bdd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0317cddd079d6148e81406c81695e77d49a8ccaa5e0b1f7ed58ac4f227e6bdd5", kill_on_drop: false }`
[INFO] [stdout] 0317cddd079d6148e81406c81695e77d49a8ccaa5e0b1f7ed58ac4f227e6bdd5