[INFO] fetching crate binary-tree 0.2.0...
[INFO] testing binary-tree-0.2.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate binary-tree 0.2.0 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate binary-tree 0.2.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-49/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6dd6116aa24307cf601f9b77d1404e36396779ce6356eb647d8a39bd0deec21
[INFO] running `Command { std: "docker" "start" "-a" "a6dd6116aa24307cf601f9b77d1404e36396779ce6356eb647d8a39bd0deec21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6dd6116aa24307cf601f9b77d1404e36396779ce6356eb647d8a39bd0deec21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6dd6116aa24307cf601f9b77d1404e36396779ce6356eb647d8a39bd0deec21", kill_on_drop: false }`
[INFO] [stdout] a6dd6116aa24307cf601f9b77d1404e36396779ce6356eb647d8a39bd0deec21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51054ef3ef3646019dbc9250ada032c532e4c8c5e85d13af58dc03d044adef11
[INFO] running `Command { std: "docker" "start" "-a" "51054ef3ef3646019dbc9250ada032c532e4c8c5e85d13af58dc03d044adef11", kill_on_drop: false }`
[INFO] [stderr]    Compiling binary-tree v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `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 0.51s
[INFO] running `Command { std: "docker" "inspect" "51054ef3ef3646019dbc9250ada032c532e4c8c5e85d13af58dc03d044adef11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51054ef3ef3646019dbc9250ada032c532e4c8c5e85d13af58dc03d044adef11", kill_on_drop: false }`
[INFO] [stdout] 51054ef3ef3646019dbc9250ada032c532e4c8c5e85d13af58dc03d044adef11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b59768a5d86bb69d149e3f0dbf9fbe74d3cb4bda2b78143aa4d2f11744289d54
[INFO] running `Command { std: "docker" "start" "-a" "b59768a5d86bb69d149e3f0dbf9fbe74d3cb4bda2b78143aa4d2f11744289d54", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stdout] warning: use of deprecated macro `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 rand v0.3.23
[INFO] [stderr]    Compiling binary-tree v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `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 3.50s
[INFO] running `Command { std: "docker" "inspect" "b59768a5d86bb69d149e3f0dbf9fbe74d3cb4bda2b78143aa4d2f11744289d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b59768a5d86bb69d149e3f0dbf9fbe74d3cb4bda2b78143aa4d2f11744289d54", kill_on_drop: false }`
[INFO] [stdout] b59768a5d86bb69d149e3f0dbf9fbe74d3cb4bda2b78143aa4d2f11744289d54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 16c3c3d27b79832c0018c62ed32f0b789a27f97bb3c69b9cb90d1c27bcb9b378
[INFO] running `Command { std: "docker" "start" "-a" "16c3c3d27b79832c0018c62ed32f0b789a27f97bb3c69b9cb90d1c27bcb9b378", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `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: `binary-tree` (lib) generated 1 warning
[INFO] [stderr] warning: `binary-tree` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/binary_tree-8dd4fd4da6144c06)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test count::tests::counting ... ok
[INFO] [stdout] test count::tests::custom ... ok
[INFO] [stdout] test count::tests::rebalance ... ok
[INFO] [stdout] test count::tests::insert ... ok
[INFO] [stdout] test count::tests::remove ... ok
[INFO] [stdout] test test::tests::remove ... ok
[INFO] [stdout] test iter::tests::iteration ... ok
[INFO] [stdout] test test::tests::walk ... ok
[INFO] [stdout] test test::tests::rotate ... ok
[INFO] [stdout] test count::tests::from_iter ... 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; finished in 0.12s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/quickcount.rs (/opt/rustwide/target/debug/deps/quickcount-7cfed37124b96d1a)
[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; finished in 1.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "16c3c3d27b79832c0018c62ed32f0b789a27f97bb3c69b9cb90d1c27bcb9b378", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16c3c3d27b79832c0018c62ed32f0b789a27f97bb3c69b9cb90d1c27bcb9b378", kill_on_drop: false }`
[INFO] [stdout] 16c3c3d27b79832c0018c62ed32f0b789a27f97bb3c69b9cb90d1c27bcb9b378
