[INFO] fetching crate warden_core 0.0.1...
[INFO] checking warden_core-0.0.1 against beta for pr-78714
[INFO] extracting crate warden_core 0.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate warden_core 0.0.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate warden_core 0.0.1
[INFO] finished tweaking crates.io crate warden_core 0.0.1
[INFO] tweaked toml for crates.io crate warden_core 0.0.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8bbb1eeca56e3295d5445595d31bfb359c5dada7bac217f989bbb84fec58cc0
[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" "d8bbb1eeca56e3295d5445595d31bfb359c5dada7bac217f989bbb84fec58cc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8bbb1eeca56e3295d5445595d31bfb359c5dada7bac217f989bbb84fec58cc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8bbb1eeca56e3295d5445595d31bfb359c5dada7bac217f989bbb84fec58cc0", kill_on_drop: false }`
[INFO] [stdout] d8bbb1eeca56e3295d5445595d31bfb359c5dada7bac217f989bbb84fec58cc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--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] 60ab402ab60bec7b8b92e2b0b11240499b50119e8ec4996351259034fae11f46
[INFO] running `Command { std: "docker" "start" "-a" "60ab402ab60bec7b8b92e2b0b11240499b50119e8ec4996351259034fae11f46", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking skimmer v0.0.2
[INFO] [stderr]     Checking std_prelude v0.2.12
[INFO] [stderr]     Checking base91 v0.0.1
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking stfu8 v0.2.4
[INFO] [stderr]     Checking fraction v0.6.3
[INFO] [stderr]     Checking path_abs v0.4.1
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking yamlette v0.0.8
[INFO] [stderr]     Checking warden_core v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub driver: Box<Driver>
[INFO] [stdout]    |                     ^^^^^^ help: use `dyn`: `dyn Driver`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:30:53
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn get_dbms_connection(&self) -> Result<Box<Connection>, Error> {
[INFO] [stdout]    |                                                     ^^^^^^^^^^ help: use `dyn`: `dyn Connection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dbms/driver.rs:14:56
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn open_connection(&self, url: &str) -> Result<Box<Connection>, Error>;
[INFO] [stdout]    |                                                        ^^^^^^^^^^ help: use `dyn`: `dyn Connection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dbms/driver.rs:19:26
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn new(&self) -> Box<Driver>;
[INFO] [stdout]    |                          ^^^^^^ help: use `dyn`: `dyn Driver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dbms/driver.rs:23:39
[INFO] [stdout]    |
[INFO] [stdout] 23 |     static ref DRIVERS: Mutex<Vec<Box<DriverFactory>>> = Mutex::new(vec![]);
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^ help: use `dyn`: `dyn DriverFactory`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dbms/driver.rs:26:36
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn register_driver(driver: Box<DriverFactory>) {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^ help: use `dyn`: `dyn DriverFactory`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dbms/driver.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 |     F: FnMut(&Box<DriverFactory>) -> Option<Result<R, Error>>,
[INFO] [stdout]    |                   ^^^^^^^^^^^^^ help: use `dyn`: `dyn DriverFactory`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dbms/driver.rs:48:41
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn lookup(name: &str) -> Option<Box<Driver>> {
[INFO] [stdout]    |                                         ^^^^^^ help: use `dyn`: `dyn Driver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/migration/base36.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 |             0 ... 9 => b'0' + key,
[INFO] [stdout]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/migration/base36.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |             10 ... 35 => b'a' + (key - 10),
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub driver: Box<Driver>
[INFO] [stdout]    |                     ^^^^^^ help: use `dyn`: `dyn Driver`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:30:53
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn get_dbms_connection(&self) -> Result<Box<Connection>, Error> {
[INFO] [stdout]    |                                                     ^^^^^^^^^^ help: use `dyn`: `dyn Connection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dbms/driver.rs:14:56
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn open_connection(&self, url: &str) -> Result<Box<Connection>, Error>;
[INFO] [stdout]    |                                                        ^^^^^^^^^^ help: use `dyn`: `dyn Connection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dbms/driver.rs:19:26
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn new(&self) -> Box<Driver>;
[INFO] [stdout]    |                          ^^^^^^ help: use `dyn`: `dyn Driver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dbms/driver.rs:23:39
[INFO] [stdout]    |
[INFO] [stdout] 23 |     static ref DRIVERS: Mutex<Vec<Box<DriverFactory>>> = Mutex::new(vec![]);
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^ help: use `dyn`: `dyn DriverFactory`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dbms/driver.rs:26:36
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn register_driver(driver: Box<DriverFactory>) {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^ help: use `dyn`: `dyn DriverFactory`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dbms/driver.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 |     F: FnMut(&Box<DriverFactory>) -> Option<Result<R, Error>>,
[INFO] [stdout]    |                   ^^^^^^^^^^^^^ help: use `dyn`: `dyn DriverFactory`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dbms/driver.rs:48:41
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn lookup(name: &str) -> Option<Box<Driver>> {
[INFO] [stdout]    |                                         ^^^^^^ help: use `dyn`: `dyn Driver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/migration/base36.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 |             0 ... 9 => b'0' + key,
[INFO] [stdout]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/migration/base36.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |             10 ... 35 => b'a' + (key - 10),
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.72s
[INFO] running `Command { std: "docker" "inspect" "60ab402ab60bec7b8b92e2b0b11240499b50119e8ec4996351259034fae11f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60ab402ab60bec7b8b92e2b0b11240499b50119e8ec4996351259034fae11f46", kill_on_drop: false }`
[INFO] [stdout] 60ab402ab60bec7b8b92e2b0b11240499b50119e8ec4996351259034fae11f46