[INFO] fetching crate treeify 0.1.4...
[INFO] testing treeify-0.1.4 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate treeify 0.1.4 into /workspace/builds/worker-42/source
[INFO] validating manifest of crates.io crate treeify 0.1.4 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate treeify 0.1.4
[INFO] finished tweaking crates.io crate treeify 0.1.4
[INFO] tweaked toml for crates.io crate treeify 0.1.4 written to /workspace/builds/worker-42/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee3b957f613e0ec82021aa0ffa2e85c45f9769b8c8bacf2f1649b2763b52b3be
[INFO] running `Command { std: "docker" "start" "-a" "ee3b957f613e0ec82021aa0ffa2e85c45f9769b8c8bacf2f1649b2763b52b3be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee3b957f613e0ec82021aa0ffa2e85c45f9769b8c8bacf2f1649b2763b52b3be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee3b957f613e0ec82021aa0ffa2e85c45f9769b8c8bacf2f1649b2763b52b3be", kill_on_drop: false }`
[INFO] [stdout] ee3b957f613e0ec82021aa0ffa2e85c45f9769b8c8bacf2f1649b2763b52b3be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bd73ebb085b61828fa1a0c6fb7a4c2c6197817d051a3900c7c523c1ffc694a5
[INFO] running `Command { std: "docker" "start" "-a" "0bd73ebb085b61828fa1a0c6fb7a4c2c6197817d051a3900c7c523c1ffc694a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling treeify v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/filetree.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     try!(writeln!(output, "{}", name));
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/filetree.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             try!(write!(output, "{}   ", c));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/filetree.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             try!(write!(output, "{} ", LAST_HORIZONTAL_STR));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/filetree.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |             try!(write!(output, "{} ", HORIZONTAL_STR,));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/filetree.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         try!(print_line(out, &lasts[..], &*self.name));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/filetree.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |             try!(child.print(out, lasts));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.54s
[INFO] running `Command { std: "docker" "inspect" "0bd73ebb085b61828fa1a0c6fb7a4c2c6197817d051a3900c7c523c1ffc694a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bd73ebb085b61828fa1a0c6fb7a4c2c6197817d051a3900c7c523c1ffc694a5", kill_on_drop: false }`
[INFO] [stdout] 0bd73ebb085b61828fa1a0c6fb7a4c2c6197817d051a3900c7c523c1ffc694a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c6f9d07dffa90c3f47f4e633804e35d448d08e1345af08b2194f43889db4850
[INFO] running `Command { std: "docker" "start" "-a" "2c6f9d07dffa90c3f47f4e633804e35d448d08e1345af08b2194f43889db4850", kill_on_drop: false }`
[INFO] [stderr]    Compiling treeify v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/filetree.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     try!(writeln!(output, "{}", name));
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/filetree.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             try!(write!(output, "{}   ", c));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/filetree.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             try!(write!(output, "{} ", LAST_HORIZONTAL_STR));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/filetree.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |             try!(write!(output, "{} ", HORIZONTAL_STR,));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/filetree.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         try!(print_line(out, &lasts[..], &*self.name));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/filetree.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |             try!(child.print(out, lasts));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "2c6f9d07dffa90c3f47f4e633804e35d448d08e1345af08b2194f43889db4850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c6f9d07dffa90c3f47f4e633804e35d448d08e1345af08b2194f43889db4850", kill_on_drop: false }`
[INFO] [stdout] 2c6f9d07dffa90c3f47f4e633804e35d448d08e1345af08b2194f43889db4850
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d5605bca8da3f09cfe2d0794d76c4b91e0a8c1972fc1ab2a61ddf801d5abcc2f
[INFO] running `Command { std: "docker" "start" "-a" "d5605bca8da3f09cfe2d0794d76c4b91e0a8c1972fc1ab2a61ddf801d5abcc2f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/filetree.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     try!(writeln!(output, "{}", name));
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/filetree.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             try!(write!(output, "{}   ", c));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/filetree.rs:38:13
[INFO] [stderr]    |
[INFO] [stderr] 38 |             try!(write!(output, "{} ", LAST_HORIZONTAL_STR));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/filetree.rs:40:13
[INFO] [stderr]    |
[INFO] [stderr] 40 |             try!(write!(output, "{} ", HORIZONTAL_STR,));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/filetree.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |         try!(print_line(out, &lasts[..], &*self.name));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/filetree.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |             try!(child.print(out, lasts));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `treeify` (bin "treeify" test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/treeify-7876ff43ff19626c)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test filetree::tests::test_print_line ... ok
[INFO] [stdout] test filetree::tests::test_tree_creation1 ... ok
[INFO] [stdout] test filetree::tests::test_tree_creation2 ... ok
[INFO] [stdout] test filetree::tests::test_trees_creation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d5605bca8da3f09cfe2d0794d76c4b91e0a8c1972fc1ab2a61ddf801d5abcc2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5605bca8da3f09cfe2d0794d76c4b91e0a8c1972fc1ab2a61ddf801d5abcc2f", kill_on_drop: false }`
[INFO] [stdout] d5605bca8da3f09cfe2d0794d76c4b91e0a8c1972fc1ab2a61ddf801d5abcc2f