[INFO] fetching crate rincon_core 0.1.0...
[INFO] checking rincon_core-0.1.0 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] extracting crate rincon_core 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rincon_core 0.1.0 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rincon_core 0.1.0
[INFO] finished tweaking crates.io crate rincon_core 0.1.0
[INFO] tweaked toml for crates.io crate rincon_core 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7e05c01a51292f71669e8a2036b306d0f0a502efdb3094e56eeb89dff84823a
[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" "b7e05c01a51292f71669e8a2036b306d0f0a502efdb3094e56eeb89dff84823a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7e05c01a51292f71669e8a2036b306d0f0a502efdb3094e56eeb89dff84823a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7e05c01a51292f71669e8a2036b306d0f0a502efdb3094e56eeb89dff84823a", kill_on_drop: false }`
[INFO] [stdout] b7e05c01a51292f71669e8a2036b306d0f0a502efdb3094e56eeb89dff84823a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1ceb5181fc30c9fb81958341b8c21b2464cf1b457165a5257a3b568395f4d71
[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" "c1ceb5181fc30c9fb81958341b8c21b2464cf1b457165a5257a3b568395f4d71", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]     Checking unicode-xid v0.0.4
[INFO] [stderr]     Checking quote v0.3.15
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking synom v0.11.3
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking syn v0.11.11
[INFO] [stderr]     Checking backtrace v0.3.59
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking version-sync v0.5.0
[INFO] [stderr]     Checking rincon_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/api/connector.rs:63:32
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub type FutureResult<M> = Box<Future<Item=<M as Method>::Result, Error=Error>>;
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=<M as Method>::Result, Error=Error>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/api/user_agent/mod.rs:28:27
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn version(&self) -> &Version;
[INFO] [stdout]    |                           ^^^^^^^ help: use `dyn`: `dyn Version`
[INFO] [stdout]    |
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/api/user_agent/mod.rs:103:27
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn version(&self) -> &Version {
[INFO] [stdout]     |                           ^^^^^^^ help: use `dyn`: `dyn Version`
[INFO] [stdout]     |
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/api/connector.rs:63:32
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub type FutureResult<M> = Box<Future<Item=<M as Method>::Result, Error=Error>>;
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=<M as Method>::Result, Error=Error>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/api/user_agent/mod.rs:28:27
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn version(&self) -> &Version;
[INFO] [stdout]    |                           ^^^^^^^ help: use `dyn`: `dyn Version`
[INFO] [stdout]    |
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/api/user_agent/mod.rs:103:27
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn version(&self) -> &Version {
[INFO] [stdout]     |                           ^^^^^^^ help: use `dyn`: `dyn Version`
[INFO] [stdout]     |
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]  --> tests/version_numbers.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     assert_markdown_deps_updated!("README.md");
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]   = note: this is no longer accepted in Rust 2021
[INFO] [stdout]   = note: this warning originates in the macro `assert_markdown_deps_updated` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/version_numbers.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     assert_html_root_url_updated!("src/lib.rs");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: this warning originates in the macro `assert_html_root_url_updated` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.72s
[INFO] running `Command { std: "docker" "inspect" "c1ceb5181fc30c9fb81958341b8c21b2464cf1b457165a5257a3b568395f4d71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1ceb5181fc30c9fb81958341b8c21b2464cf1b457165a5257a3b568395f4d71", kill_on_drop: false }`
[INFO] [stdout] c1ceb5181fc30c9fb81958341b8c21b2464cf1b457165a5257a3b568395f4d71