[INFO] fetching crate configuration 0.7.2...
[INFO] testing configuration-0.7.2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate configuration 0.7.2 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate configuration 0.7.2 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate configuration 0.7.2
[INFO] finished tweaking crates.io crate configuration 0.7.2
[INFO] tweaked toml for crates.io crate configuration 0.7.2 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a31f81aa6a6d02937a564ee886a53090624605b66950a473f26a34936eb2b0e
[INFO] running `Command { std: "docker" "start" "-a" "6a31f81aa6a6d02937a564ee886a53090624605b66950a473f26a34936eb2b0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a31f81aa6a6d02937a564ee886a53090624605b66950a473f26a34936eb2b0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a31f81aa6a6d02937a564ee886a53090624605b66950a473f26a34936eb2b0e", kill_on_drop: false }`
[INFO] [stdout] 6a31f81aa6a6d02937a564ee886a53090624605b66950a473f26a34936eb2b0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c271865a70e96aeed7fa7cfb0c3df63e68bbaeb2e08b178777548e6ebbd75db8
[INFO] running `Command { std: "docker" "start" "-a" "c271865a70e96aeed7fa7cfb0c3df63e68bbaeb2e08b178777548e6ebbd75db8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling options v0.5.1
[INFO] [stderr]    Compiling toml v0.1.30
[INFO] [stderr]    Compiling configuration v0.7.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/format/toml.rs:25:42
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Some(table) => Ok(Tree::from(try!(convert_table(table)))),
[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/format/toml.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |             nodes.push(try!(convert_table(inner)));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/format/toml.rs:51:46
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Value::Array(inner) => value.set(try!(convert_array(inner))),
[INFO] [stdout]    |                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/format/toml.rs:57:46
[INFO] [stdout]    |
[INFO] [stdout] 57 |             Value::Table(inner) => value.set(try!(convert_table(inner))),
[INFO] [stdout]    |                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/node.rs:31:28
[INFO] [stdout]    |
[INFO] [stdout] 31 |                     return Any::downcast_ref(&array[i]);
[INFO] [stdout]    |                            ^^^ help: use `dyn`: `<dyn Any>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `Command { std: "docker" "inspect" "c271865a70e96aeed7fa7cfb0c3df63e68bbaeb2e08b178777548e6ebbd75db8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c271865a70e96aeed7fa7cfb0c3df63e68bbaeb2e08b178777548e6ebbd75db8", kill_on_drop: false }`
[INFO] [stdout] c271865a70e96aeed7fa7cfb0c3df63e68bbaeb2e08b178777548e6ebbd75db8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4720ab5960bede9cef1f8cf55274e2e3593f746ea4b55f21e9ff3fb783f8738f
[INFO] running `Command { std: "docker" "start" "-a" "4720ab5960bede9cef1f8cf55274e2e3593f746ea4b55f21e9ff3fb783f8738f", kill_on_drop: false }`
[INFO] [stderr]    Compiling configuration v0.7.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/format/toml.rs:25:42
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Some(table) => Ok(Tree::from(try!(convert_table(table)))),
[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/format/toml.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |             nodes.push(try!(convert_table(inner)));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/format/toml.rs:51:46
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Value::Array(inner) => value.set(try!(convert_array(inner))),
[INFO] [stdout]    |                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/format/toml.rs:57:46
[INFO] [stdout]    |
[INFO] [stdout] 57 |             Value::Table(inner) => value.set(try!(convert_table(inner))),
[INFO] [stdout]    |                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/node.rs:31:28
[INFO] [stdout]    |
[INFO] [stdout] 31 |                     return Any::downcast_ref(&array[i]);
[INFO] [stdout]    |                            ^^^ help: use `dyn`: `<dyn Any>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/format/toml.rs:25:42
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Some(table) => Ok(Tree::from(try!(convert_table(table)))),
[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/format/toml.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |             nodes.push(try!(convert_table(inner)));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/format/toml.rs:51:46
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Value::Array(inner) => value.set(try!(convert_array(inner))),
[INFO] [stdout]    |                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/format/toml.rs:57:46
[INFO] [stdout]    |
[INFO] [stdout] 57 |             Value::Table(inner) => value.set(try!(convert_table(inner))),
[INFO] [stdout]    |                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/node.rs:31:28
[INFO] [stdout]    |
[INFO] [stdout] 31 |                     return Any::downcast_ref(&array[i]);
[INFO] [stdout]    |                            ^^^ help: use `dyn`: `<dyn Any>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "4720ab5960bede9cef1f8cf55274e2e3593f746ea4b55f21e9ff3fb783f8738f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4720ab5960bede9cef1f8cf55274e2e3593f746ea4b55f21e9ff3fb783f8738f", kill_on_drop: false }`
[INFO] [stdout] 4720ab5960bede9cef1f8cf55274e2e3593f746ea4b55f21e9ff3fb783f8738f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 84b542d208974f594563fecf3951d228fa40d0c34d7f91dd8389bd69768ca309
[INFO] running `Command { std: "docker" "start" "-a" "84b542d208974f594563fecf3951d228fa40d0c34d7f91dd8389bd69768ca309", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/format/toml.rs:25:42
[INFO] [stderr]    |
[INFO] [stderr] 25 |             Some(table) => Ok(Tree::from(try!(convert_table(table)))),
[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/format/toml.rs:35:24
[INFO] [stderr]    |
[INFO] [stderr] 35 |             nodes.push(try!(convert_table(inner)));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/format/toml.rs:51:46
[INFO] [stderr]    |
[INFO] [stderr] 51 |             Value::Array(inner) => value.set(try!(convert_array(inner))),
[INFO] [stderr]    |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/format/toml.rs:57:46
[INFO] [stderr]    |
[INFO] [stderr] 57 |             Value::Table(inner) => value.set(try!(convert_table(inner))),
[INFO] [stderr]    |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/node.rs:31:28
[INFO] [stderr]    |
[INFO] [stderr] 31 |                     return Any::downcast_ref(&array[i]);
[INFO] [stderr]    |                            ^^^ help: use `dyn`: `<dyn Any>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/format/toml.rs:25:42
[INFO] [stderr]    |
[INFO] [stderr] 25 |             Some(table) => Ok(Tree::from(try!(convert_table(table)))),
[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/format/toml.rs:35:24
[INFO] [stderr]    |
[INFO] [stderr] 35 |             nodes.push(try!(convert_table(inner)));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/format/toml.rs:51:46
[INFO] [stderr]    |
[INFO] [stderr] 51 |             Value::Array(inner) => value.set(try!(convert_array(inner))),
[INFO] [stderr]    |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/format/toml.rs:57:46
[INFO] [stderr]    |
[INFO] [stderr] 57 |             Value::Table(inner) => value.set(try!(convert_table(inner))),
[INFO] [stderr]    |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/node.rs:31:28
[INFO] [stderr]    |
[INFO] [stderr] 31 |                     return Any::downcast_ref(&array[i]);
[INFO] [stderr]    |                            ^^^ help: use `dyn`: `<dyn Any>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/configuration-c18af5bb1af67f95)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tree::tests::branch ... ok
[INFO] [stdout] test tree::tests::forest ... ok
[INFO] [stdout] test tree::tests::get ... ok
[INFO] [stdout] test tree::tests::set ... 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] [stderr]    Doc-tests configuration
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "84b542d208974f594563fecf3951d228fa40d0c34d7f91dd8389bd69768ca309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84b542d208974f594563fecf3951d228fa40d0c34d7f91dd8389bd69768ca309", kill_on_drop: false }`
[INFO] [stdout] 84b542d208974f594563fecf3951d228fa40d0c34d7f91dd8389bd69768ca309
