[INFO] crate binary-tree 0.2.0 is already in cache
[INFO] testing binary-tree-0.2.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate binary-tree 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate binary-tree 0.2.0 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 binary-tree 0.2.0
[INFO] finished tweaking crates.io crate binary-tree 0.2.0
[INFO] tweaked toml for crates.io crate binary-tree 0.2.0 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] acf22ba089f5902c8951d73190c337df0445a84d4097210c5737b3dcf1c47ab3
[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" "acf22ba089f5902c8951d73190c337df0445a84d4097210c5737b3dcf1c47ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acf22ba089f5902c8951d73190c337df0445a84d4097210c5737b3dcf1c47ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acf22ba089f5902c8951d73190c337df0445a84d4097210c5737b3dcf1c47ab3", kill_on_drop: false }`
[INFO] [stdout] acf22ba089f5902c8951d73190c337df0445a84d4097210c5737b3dcf1c47ab3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 0d8e8a44e42753140d8f2d3ba78fe16063344c3d00dd48f7ab5bdd49faf3d074
[INFO] running `Command { std: "docker" "start" "-a" "0d8e8a44e42753140d8f2d3ba78fe16063344c3d00dd48f7ab5bdd49faf3d074", kill_on_drop: false }`
[INFO] [stderr]    Compiling binary-tree v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/count.rs:696:9
[INFO] [stdout]     |
[INFO] [stdout] 696 |         try!(f.write_str(self.0));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "0d8e8a44e42753140d8f2d3ba78fe16063344c3d00dd48f7ab5bdd49faf3d074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d8e8a44e42753140d8f2d3ba78fe16063344c3d00dd48f7ab5bdd49faf3d074", kill_on_drop: false }`
[INFO] [stdout] 0d8e8a44e42753140d8f2d3ba78fe16063344c3d00dd48f7ab5bdd49faf3d074
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] cd10b5ba6d8249657c6c92e356e4363dba9026e632892d95c8d80ab3a99e0b30
[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" "cd10b5ba6d8249657c6c92e356e4363dba9026e632892d95c8d80ab3a99e0b30", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/count.rs:696:9
[INFO] [stdout]     |
[INFO] [stdout] 696 |         try!(f.write_str(self.0));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling binary-tree v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/count.rs:696:9
[INFO] [stdout]     |
[INFO] [stdout] 696 |         try!(f.write_str(self.0));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "cd10b5ba6d8249657c6c92e356e4363dba9026e632892d95c8d80ab3a99e0b30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd10b5ba6d8249657c6c92e356e4363dba9026e632892d95c8d80ab3a99e0b30", kill_on_drop: false }`
[INFO] [stdout] cd10b5ba6d8249657c6c92e356e4363dba9026e632892d95c8d80ab3a99e0b30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 312a255dd970eb256b9f6d806a17c25bdc857c418c52d342a6cb75028496bed9
[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" "312a255dd970eb256b9f6d806a17c25bdc857c418c52d342a6cb75028496bed9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/count.rs:696:9
[INFO] [stderr]     |
[INFO] [stderr] 696 |         try!(f.write_str(self.0));
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/count.rs:696:9
[INFO] [stderr]     |
[INFO] [stderr] 696 |         try!(f.write_str(self.0));
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/binary_tree-df6a584ac62de7a9
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test count::tests::custom ... ok
[INFO] [stdout] test count::tests::counting ... ok
[INFO] [stdout] test count::tests::insert ... ok
[INFO] [stdout] test count::tests::from_iter ... ok
[INFO] [stdout] test count::tests::rebalance ... ok
[INFO] [stdout] test iter::tests::iteration ... ok
[INFO] [stdout] test test::tests::remove ... ok
[INFO] [stdout] test test::tests::rotate ... ok
[INFO] [stdout] test count::tests::remove ... ok
[INFO] [stdout] test test::tests::walk ... ok
[INFO] [stdout] test test::tests::stack_blow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/quickcount-d0267146ffc71cd5
[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] [stderr]    Doc-tests binary-tree
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/count.rs - count::CountTree (line 156) ... ok
[INFO] [stdout] test src/count.rs - count::CountTree (line 170) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "312a255dd970eb256b9f6d806a17c25bdc857c418c52d342a6cb75028496bed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "312a255dd970eb256b9f6d806a17c25bdc857c418c52d342a6cb75028496bed9", kill_on_drop: false }`
[INFO] [stdout] 312a255dd970eb256b9f6d806a17c25bdc857c418c52d342a6cb75028496bed9