[INFO] crate ssh_bookmarker 1.0.0 is already in cache
[INFO] testing ssh_bookmarker-1.0.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate ssh_bookmarker 1.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ssh_bookmarker 1.0.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ssh_bookmarker 1.0.0
[INFO] finished tweaking crates.io crate ssh_bookmarker 1.0.0
[INFO] tweaked toml for crates.io crate ssh_bookmarker 1.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--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" "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" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c191d5942de03a6079562f8dc3e908384bcd1658d817977dd9d195a8f3d4946
[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" "4c191d5942de03a6079562f8dc3e908384bcd1658d817977dd9d195a8f3d4946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c191d5942de03a6079562f8dc3e908384bcd1658d817977dd9d195a8f3d4946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c191d5942de03a6079562f8dc3e908384bcd1658d817977dd9d195a8f3d4946", kill_on_drop: false }`
[INFO] [stdout] 4c191d5942de03a6079562f8dc3e908384bcd1658d817977dd9d195a8f3d4946
[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" "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" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d526eaf4b3686631a1527e98d7c44ffcb2f377d884979182c981f056ef4ba04
[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" "8d526eaf4b3686631a1527e98d7c44ffcb2f377d884979182c981f056ef4ba04", kill_on_drop: false }`
[INFO] [stderr]    Compiling strsim v0.5.2
[INFO] [stderr]    Compiling error-chain v0.7.2
[INFO] [stderr]    Compiling docopt v0.6.86
[INFO] [stderr]    Compiling ssh_bookmarker v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/ssh_config/mod.rs:26:24
[INFO] [stdout]    |
[INFO] [stdout] 26 |             let line = try!(maybe_line);
[INFO] [stdout]    |                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/known_hosts/mod.rs:26:24
[INFO] [stdout]    |
[INFO] [stdout] 26 |             let line = try!(maybe_line);
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/known_hosts/mod.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 27 |             hosts.extend(try!(process_entry(self.pathname(), lineno, &line)));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/known_hosts/mod.rs:43:25
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut host_item = try!(items.next().ok_or(ErrorKind::KnownHostFormat(pathname.to_path_buf(), lineno, line.to_string())));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/known_hosts/mod.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 46 |         host_item = try!(items.next().ok_or(ErrorKind::KnownHostFormat(pathname.to_path_buf(), lineno, line.to_string())));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let mut f = try!(File::create(path));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         try!(f.write_all(bookmark.as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let f = try!(File::open(self.pathname()));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:85:22
[INFO] [stdout]    |
[INFO] [stdout] 85 |         hosts.extend(try!(file.entries()));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/errors/mod.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     foreign_links {
[INFO] [stdout] 6  | |         Io(::std::io::Error);
[INFO] [stdout] 7  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/errors/mod.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     foreign_links {
[INFO] [stdout] 6  | |         Io(::std::io::Error);
[INFO] [stdout] 7  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/main.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | quick_main!(run);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `error_chain::ChainedError::backtrace(...)` to keep using the current method
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.14s
[INFO] running `Command { std: "docker" "inspect" "8d526eaf4b3686631a1527e98d7c44ffcb2f377d884979182c981f056ef4ba04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d526eaf4b3686631a1527e98d7c44ffcb2f377d884979182c981f056ef4ba04", kill_on_drop: false }`
[INFO] [stdout] 8d526eaf4b3686631a1527e98d7c44ffcb2f377d884979182c981f056ef4ba04
[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" "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" "+1.45.2" "test" "--frozen" "--no-run" "--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] ba39c6b3b5d70c82c4b52a91c6a17198e33a11a4ad7aa78c1a8f4d7780f1749e
[INFO] running `Command { std: "docker" "start" "-a" "ba39c6b3b5d70c82c4b52a91c6a17198e33a11a4ad7aa78c1a8f4d7780f1749e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ssh_bookmarker v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/ssh_config/mod.rs:26:24
[INFO] [stdout]    |
[INFO] [stdout] 26 |             let line = try!(maybe_line);
[INFO] [stdout]    |                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/known_hosts/mod.rs:26:24
[INFO] [stdout]    |
[INFO] [stdout] 26 |             let line = try!(maybe_line);
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/known_hosts/mod.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 27 |             hosts.extend(try!(process_entry(self.pathname(), lineno, &line)));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/known_hosts/mod.rs:43:25
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut host_item = try!(items.next().ok_or(ErrorKind::KnownHostFormat(pathname.to_path_buf(), lineno, line.to_string())));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/known_hosts/mod.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 46 |         host_item = try!(items.next().ok_or(ErrorKind::KnownHostFormat(pathname.to_path_buf(), lineno, line.to_string())));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let mut f = try!(File::create(path));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         try!(f.write_all(bookmark.as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let f = try!(File::open(self.pathname()));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:85:22
[INFO] [stdout]    |
[INFO] [stdout] 85 |         hosts.extend(try!(file.entries()));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/errors/mod.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     foreign_links {
[INFO] [stdout] 6  | |         Io(::std::io::Error);
[INFO] [stdout] 7  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/errors/mod.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     foreign_links {
[INFO] [stdout] 6  | |         Io(::std::io::Error);
[INFO] [stdout] 7  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/ssh_config/mod.rs:26:24
[INFO] [stdout]    |
[INFO] [stdout] 26 |             let line = try!(maybe_line);
[INFO] [stdout]    |                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/known_hosts/mod.rs:26:24
[INFO] [stdout]    |
[INFO] [stdout] 26 |             let line = try!(maybe_line);
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/known_hosts/mod.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 27 |             hosts.extend(try!(process_entry(self.pathname(), lineno, &line)));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/known_hosts/mod.rs:43:25
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut host_item = try!(items.next().ok_or(ErrorKind::KnownHostFormat(pathname.to_path_buf(), lineno, line.to_string())));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/known_hosts/mod.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 46 |         host_item = try!(items.next().ok_or(ErrorKind::KnownHostFormat(pathname.to_path_buf(), lineno, line.to_string())));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let mut f = try!(File::create(path));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         try!(f.write_all(bookmark.as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let f = try!(File::open(self.pathname()));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:85:22
[INFO] [stdout]    |
[INFO] [stdout] 85 |         hosts.extend(try!(file.entries()));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/errors/mod.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     foreign_links {
[INFO] [stdout] 6  | |         Io(::std::io::Error);
[INFO] [stdout] 7  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/main.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | quick_main!(run);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `error_chain::ChainedError::backtrace(...)` to keep using the current method
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/errors/mod.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     foreign_links {
[INFO] [stdout] 6  | |         Io(::std::io::Error);
[INFO] [stdout] 7  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "ba39c6b3b5d70c82c4b52a91c6a17198e33a11a4ad7aa78c1a8f4d7780f1749e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba39c6b3b5d70c82c4b52a91c6a17198e33a11a4ad7aa78c1a8f4d7780f1749e", kill_on_drop: false }`
[INFO] [stdout] ba39c6b3b5d70c82c4b52a91c6a17198e33a11a4ad7aa78c1a8f4d7780f1749e
[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" "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" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b0c1ff930f28902d8d80fa99122f0fa0af3241c87d5e392b5bef920981c100f8
[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" "b0c1ff930f28902d8d80fa99122f0fa0af3241c87d5e392b5bef920981c100f8", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ssh_config/mod.rs:26:24
[INFO] [stderr]    |
[INFO] [stderr] 26 |             let line = try!(maybe_line);
[INFO] [stderr]    |                        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/known_hosts/mod.rs:26:24
[INFO] [stderr]    |
[INFO] [stderr] 26 |             let line = try!(maybe_line);
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/known_hosts/mod.rs:27:26
[INFO] [stderr]    |
[INFO] [stderr] 27 |             hosts.extend(try!(process_entry(self.pathname(), lineno, &line)));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/known_hosts/mod.rs:43:25
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let mut host_item = try!(items.next().ok_or(ErrorKind::KnownHostFormat(pathname.to_path_buf(), lineno, line.to_string())));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/known_hosts/mod.rs:46:21
[INFO] [stderr]    |
[INFO] [stderr] 46 |         host_item = try!(items.next().ok_or(ErrorKind::KnownHostFormat(pathname.to_path_buf(), lineno, line.to_string())));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:56:21
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let mut f = try!(File::create(path));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |         try!(f.write_all(bookmark.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:72:17
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let f = try!(File::open(self.pathname()));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:85:22
[INFO] [stderr]    |
[INFO] [stderr] 85 |         hosts.extend(try!(file.entries()));
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors/mod.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr] 4  | / error_chain! {
[INFO] [stderr] 5  | |     foreign_links {
[INFO] [stderr] 6  | |         Io(::std::io::Error);
[INFO] [stderr] 7  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 15 | |     }
[INFO] [stderr] 16 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors/mod.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr] 4  | / error_chain! {
[INFO] [stderr] 5  | |     foreign_links {
[INFO] [stderr] 6  | |         Io(::std::io::Error);
[INFO] [stderr] 7  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 15 | |     }
[INFO] [stderr] 16 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/main.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | quick_main!(run);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]    = help: call with fully qualified syntax `error_chain::ChainedError::backtrace(...)` to keep using the current method
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[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/ssh_config/mod.rs:26:24
[INFO] [stderr]    |
[INFO] [stderr] 26 |             let line = try!(maybe_line);
[INFO] [stderr]    |                        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/known_hosts/mod.rs:26:24
[INFO] [stderr]    |
[INFO] [stderr] 26 |             let line = try!(maybe_line);
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/known_hosts/mod.rs:27:26
[INFO] [stderr]    |
[INFO] [stderr] 27 |             hosts.extend(try!(process_entry(self.pathname(), lineno, &line)));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/known_hosts/mod.rs:43:25
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let mut host_item = try!(items.next().ok_or(ErrorKind::KnownHostFormat(pathname.to_path_buf(), lineno, line.to_string())));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/known_hosts/mod.rs:46:21
[INFO] [stderr]    |
[INFO] [stderr] 46 |         host_item = try!(items.next().ok_or(ErrorKind::KnownHostFormat(pathname.to_path_buf(), lineno, line.to_string())));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:56:21
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let mut f = try!(File::create(path));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |         try!(f.write_all(bookmark.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:72:17
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let f = try!(File::open(self.pathname()));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:85:22
[INFO] [stderr]    |
[INFO] [stderr] 85 |         hosts.extend(try!(file.entries()));
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors/mod.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr] 4  | / error_chain! {
[INFO] [stderr] 5  | |     foreign_links {
[INFO] [stderr] 6  | |         Io(::std::io::Error);
[INFO] [stderr] 7  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 15 | |     }
[INFO] [stderr] 16 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors/mod.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr] 4  | / error_chain! {
[INFO] [stderr] 5  | |     foreign_links {
[INFO] [stderr] 6  | |         Io(::std::io::Error);
[INFO] [stderr] 7  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 15 | |     }
[INFO] [stderr] 16 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ssh_bookmarker-f02cd0c9772984a1
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test_host_eligibility ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ssh_bookmarker-fed821aadfb07669
[INFO] [stdout] test launchagent::test_plist_stringify ... ok
[INFO] [stdout] test ssh_config::test_ssh_config ... ok
[INFO] [stdout] test launchagent::test_command_lineify ... ok
[INFO] [stdout] test launchagent::test_create_for_exe ... ok
[INFO] [stdout] test known_hosts::test_known_hosts_entry ... ok
[INFO] [stdout] test test_host_creation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 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] [stderr]    Doc-tests ssh_bookmarker
[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" "b0c1ff930f28902d8d80fa99122f0fa0af3241c87d5e392b5bef920981c100f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0c1ff930f28902d8d80fa99122f0fa0af3241c87d5e392b5bef920981c100f8", kill_on_drop: false }`
[INFO] [stdout] b0c1ff930f28902d8d80fa99122f0fa0af3241c87d5e392b5bef920981c100f8