[INFO] fetching crate crates-mirror 0.2.1...
[INFO] testing crates-mirror-0.2.1 against 1.47.0 for beta-1.48-1
[INFO] extracting crate crates-mirror 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate crates-mirror 0.2.1 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crates-mirror 0.2.1
[INFO] finished tweaking crates.io crate crates-mirror 0.2.1
[INFO] tweaked toml for crates.io crate crates-mirror 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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" "+1.47.0" "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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93d50690cc2377fde44597081a0b6a34a21013eaf18e685034410289189ba4ee
[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" "93d50690cc2377fde44597081a0b6a34a21013eaf18e685034410289189ba4ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93d50690cc2377fde44597081a0b6a34a21013eaf18e685034410289189ba4ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93d50690cc2377fde44597081a0b6a34a21013eaf18e685034410289189ba4ee", kill_on_drop: false }`
[INFO] [stdout] 93d50690cc2377fde44597081a0b6a34a21013eaf18e685034410289189ba4ee
[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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e435c7c175ffa65737e06dcc1a72ed4059bebcf150e47cef7e6e2ec9030c96a
[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" "1e435c7c175ffa65737e06dcc1a72ed4059bebcf150e47cef7e6e2ec9030c96a", kill_on_drop: false }`
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]    Compiling byte-tools v0.1.3
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling route-recognizer v0.1.13
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling curl-sys v0.4.38+curl-7.73.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.19
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling conduit-mime-types v0.7.3
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling error v0.1.9
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling generic-array v0.5.1
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling cookie v0.2.5
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling digest-buffer v0.1.2
[INFO] [stderr]    Compiling digest v0.2.1
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling sha2 v0.2.0
[INFO] [stderr]    Compiling hyper v0.9.18
[INFO] [stderr]    Compiling libgit2-sys v0.6.19
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling iron v0.4.0
[INFO] [stderr]    Compiling router v0.4.0
[INFO] [stderr]    Compiling git2 v0.6.11
[INFO] [stderr]    Compiling crates-mirror v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:435:22
[INFO] [stdout]     |
[INFO] [stdout] 435 |         let config = try!(git2::Config::open_default());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/main.rs:11:9
[INFO] [stdout]     |
[INFO] [stdout] 11  | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:489:5
[INFO] [stdout]     |
[INFO] [stdout] 489 |     try!(origin.fetch(&["master"], None, None));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:490:16
[INFO] [stdout]     |
[INFO] [stdout] 490 |     let head = try!(repo.head());
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:492:18
[INFO] [stdout]     |
[INFO] [stdout] 492 |     let parent = try!(repo.find_commit(head.target().unwrap()));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:493:18
[INFO] [stdout]     |
[INFO] [stdout] 493 |     let remote = try!(repo.find_reference("refs/remotes/origin/master"));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:494:13
[INFO] [stdout]     |
[INFO] [stdout] 494 |     let c = try!(repo.reference_to_annotated_commit(&remote));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:497:21
[INFO] [stdout]     |
[INFO] [stdout] 497 |     let mut index = try!(repo.index());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:498:20
[INFO] [stdout]     |
[INFO] [stdout] 498 |     let old_tree = try!(repo.find_tree(try!(index.write_tree())));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:498:40
[INFO] [stdout]     |
[INFO] [stdout] 498 |     let old_tree = try!(repo.find_tree(try!(index.write_tree())));
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:499:5
[INFO] [stdout]     |
[INFO] [stdout] 499 |     try!(repo.merge(&[&c],
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:502:5
[INFO] [stdout]     |
[INFO] [stdout] 502 |     try!(index.write());
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:503:19
[INFO] [stdout]     |
[INFO] [stdout] 503 |     let tree_id = try!(index.write_tree());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:504:16
[INFO] [stdout]     |
[INFO] [stdout] 504 |     let tree = try!(repo.find_tree(tree_id));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:505:16
[INFO] [stdout]     |
[INFO] [stdout] 505 |     let diff = try!(repo.diff_tree_to_tree(Some(&old_tree), Some(&tree), None));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:506:8
[INFO] [stdout]     |
[INFO] [stdout] 506 |     if try!(diff.stats()).files_changed() > 0 {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:508:19
[INFO] [stdout]     |
[INFO] [stdout] 508 |         let sig = try!(repo.signature());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:509:9
[INFO] [stdout]     |
[INFO] [stdout] 509 |         try!(repo.commit(Some("HEAD"), &sig, &sig, "Merge", &tree, &[&parent]));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:515:30
[INFO] [stdout]     |
[INFO] [stdout] 515 |             let mut remote = try!(repo.find_remote("local"));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:518:13
[INFO] [stdout]     |
[INFO] [stdout] 518 |             try!(remote.push(&["refs/heads/master"], Some(&mut opts)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:523:9
[INFO] [stdout]     |
[INFO] [stdout] 523 |         try!(repo.cleanup_state());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `File` is imported redundantly
[INFO] [stdout]   --> src/main.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 25 | use std::fs::{create_dir_all, File};
[INFO] [stdout]    |                               ---- the item `File` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 70 |         use std::fs::File;
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Read` is imported redundantly
[INFO] [stdout]   --> src/main.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 26 | use std::io::{BufWriter, Write, Read, BufReader, BufRead};
[INFO] [stdout]    |                                 ---- the item `Read` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 71 |         use std::io::Read;
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "1e435c7c175ffa65737e06dcc1a72ed4059bebcf150e47cef7e6e2ec9030c96a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e435c7c175ffa65737e06dcc1a72ed4059bebcf150e47cef7e6e2ec9030c96a", kill_on_drop: false }`
[INFO] [stdout] 1e435c7c175ffa65737e06dcc1a72ed4059bebcf150e47cef7e6e2ec9030c96a
[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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] bf9bc78fea5f24a1596240279cb0c90a2490d9abaddab9f78f5baba179186ef5
[INFO] running `Command { std: "docker" "start" "-a" "bf9bc78fea5f24a1596240279cb0c90a2490d9abaddab9f78f5baba179186ef5", kill_on_drop: false }`
[INFO] [stderr]    Compiling crates-mirror v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:435:22
[INFO] [stdout]     |
[INFO] [stdout] 435 |         let config = try!(git2::Config::open_default());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/main.rs:11:9
[INFO] [stdout]     |
[INFO] [stdout] 11  | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:489:5
[INFO] [stdout]     |
[INFO] [stdout] 489 |     try!(origin.fetch(&["master"], None, None));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:490:16
[INFO] [stdout]     |
[INFO] [stdout] 490 |     let head = try!(repo.head());
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:492:18
[INFO] [stdout]     |
[INFO] [stdout] 492 |     let parent = try!(repo.find_commit(head.target().unwrap()));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:493:18
[INFO] [stdout]     |
[INFO] [stdout] 493 |     let remote = try!(repo.find_reference("refs/remotes/origin/master"));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:494:13
[INFO] [stdout]     |
[INFO] [stdout] 494 |     let c = try!(repo.reference_to_annotated_commit(&remote));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:497:21
[INFO] [stdout]     |
[INFO] [stdout] 497 |     let mut index = try!(repo.index());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:498:20
[INFO] [stdout]     |
[INFO] [stdout] 498 |     let old_tree = try!(repo.find_tree(try!(index.write_tree())));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:498:40
[INFO] [stdout]     |
[INFO] [stdout] 498 |     let old_tree = try!(repo.find_tree(try!(index.write_tree())));
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:499:5
[INFO] [stdout]     |
[INFO] [stdout] 499 |     try!(repo.merge(&[&c],
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:502:5
[INFO] [stdout]     |
[INFO] [stdout] 502 |     try!(index.write());
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:503:19
[INFO] [stdout]     |
[INFO] [stdout] 503 |     let tree_id = try!(index.write_tree());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:504:16
[INFO] [stdout]     |
[INFO] [stdout] 504 |     let tree = try!(repo.find_tree(tree_id));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:505:16
[INFO] [stdout]     |
[INFO] [stdout] 505 |     let diff = try!(repo.diff_tree_to_tree(Some(&old_tree), Some(&tree), None));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:506:8
[INFO] [stdout]     |
[INFO] [stdout] 506 |     if try!(diff.stats()).files_changed() > 0 {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:508:19
[INFO] [stdout]     |
[INFO] [stdout] 508 |         let sig = try!(repo.signature());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:509:9
[INFO] [stdout]     |
[INFO] [stdout] 509 |         try!(repo.commit(Some("HEAD"), &sig, &sig, "Merge", &tree, &[&parent]));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:515:30
[INFO] [stdout]     |
[INFO] [stdout] 515 |             let mut remote = try!(repo.find_remote("local"));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:518:13
[INFO] [stdout]     |
[INFO] [stdout] 518 |             try!(remote.push(&["refs/heads/master"], Some(&mut opts)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:523:9
[INFO] [stdout]     |
[INFO] [stdout] 523 |         try!(repo.cleanup_state());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `File` is imported redundantly
[INFO] [stdout]   --> src/main.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 25 | use std::fs::{create_dir_all, File};
[INFO] [stdout]    |                               ---- the item `File` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 70 |         use std::fs::File;
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Read` is imported redundantly
[INFO] [stdout]   --> src/main.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 26 | use std::io::{BufWriter, Write, Read, BufReader, BufRead};
[INFO] [stdout]    |                                 ---- the item `Read` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 71 |         use std::io::Read;
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "bf9bc78fea5f24a1596240279cb0c90a2490d9abaddab9f78f5baba179186ef5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf9bc78fea5f24a1596240279cb0c90a2490d9abaddab9f78f5baba179186ef5", kill_on_drop: false }`
[INFO] [stdout] bf9bc78fea5f24a1596240279cb0c90a2490d9abaddab9f78f5baba179186ef5
[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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", 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] 0debd8dead260a110290ce3dd9e673fd25bf30c0c6f621b39da3a1e767a8d66b
[INFO] running `Command { std: "docker" "start" "-a" "0debd8dead260a110290ce3dd9e673fd25bf30c0c6f621b39da3a1e767a8d66b", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:435:22
[INFO] [stderr]     |
[INFO] [stderr] 435 |         let config = try!(git2::Config::open_default());
[INFO] [stderr]     |                      ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/main.rs:11:9
[INFO] [stderr]     |
[INFO] [stderr] 11  | #![deny(warnings)]
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:489:5
[INFO] [stderr]     |
[INFO] [stderr] 489 |     try!(origin.fetch(&["master"], None, None));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:490:16
[INFO] [stderr]     |
[INFO] [stderr] 490 |     let head = try!(repo.head());
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:492:18
[INFO] [stderr]     |
[INFO] [stderr] 492 |     let parent = try!(repo.find_commit(head.target().unwrap()));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:493:18
[INFO] [stderr]     |
[INFO] [stderr] 493 |     let remote = try!(repo.find_reference("refs/remotes/origin/master"));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:494:13
[INFO] [stderr]     |
[INFO] [stderr] 494 |     let c = try!(repo.reference_to_annotated_commit(&remote));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:497:21
[INFO] [stderr]     |
[INFO] [stderr] 497 |     let mut index = try!(repo.index());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:498:20
[INFO] [stderr]     |
[INFO] [stderr] 498 |     let old_tree = try!(repo.find_tree(try!(index.write_tree())));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:498:40
[INFO] [stderr]     |
[INFO] [stderr] 498 |     let old_tree = try!(repo.find_tree(try!(index.write_tree())));
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:499:5
[INFO] [stderr]     |
[INFO] [stderr] 499 |     try!(repo.merge(&[&c],
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:502:5
[INFO] [stderr]     |
[INFO] [stderr] 502 |     try!(index.write());
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:503:19
[INFO] [stderr]     |
[INFO] [stderr] 503 |     let tree_id = try!(index.write_tree());
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:504:16
[INFO] [stderr]     |
[INFO] [stderr] 504 |     let tree = try!(repo.find_tree(tree_id));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:505:16
[INFO] [stderr]     |
[INFO] [stderr] 505 |     let diff = try!(repo.diff_tree_to_tree(Some(&old_tree), Some(&tree), None));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:506:8
[INFO] [stderr]     |
[INFO] [stderr] 506 |     if try!(diff.stats()).files_changed() > 0 {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:508:19
[INFO] [stderr]     |
[INFO] [stderr] 508 |         let sig = try!(repo.signature());
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:509:9
[INFO] [stderr]     |
[INFO] [stderr] 509 |         try!(repo.commit(Some("HEAD"), &sig, &sig, "Merge", &tree, &[&parent]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:515:30
[INFO] [stderr]     |
[INFO] [stderr] 515 |             let mut remote = try!(repo.find_remote("local"));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:518:13
[INFO] [stderr]     |
[INFO] [stderr] 518 |             try!(remote.push(&["refs/heads/master"], Some(&mut opts)));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:523:9
[INFO] [stderr]     |
[INFO] [stderr] 523 |         try!(repo.cleanup_state());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `File` is imported redundantly
[INFO] [stderr]   --> src/main.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 25 | use std::fs::{create_dir_all, File};
[INFO] [stderr]    |                               ---- the item `File` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 70 |         use std::fs::File;
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/main.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 | #![deny(warnings)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Read` is imported redundantly
[INFO] [stderr]   --> src/main.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 26 | use std::io::{BufWriter, Write, Read, BufReader, BufRead};
[INFO] [stderr]    |                                 ---- the item `Read` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 71 |         use std::io::Read;
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 22 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[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]      Running /opt/rustwide/target/debug/deps/crates_mirror-6fdd1d480cfac499
[INFO] running `Command { std: "docker" "inspect" "0debd8dead260a110290ce3dd9e673fd25bf30c0c6f621b39da3a1e767a8d66b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0debd8dead260a110290ce3dd9e673fd25bf30c0c6f621b39da3a1e767a8d66b", kill_on_drop: false }`
[INFO] [stdout] 0debd8dead260a110290ce3dd9e673fd25bf30c0c6f621b39da3a1e767a8d66b
