[INFO] fetching crate error-chain-mini 0.2.0...
[INFO] checking error-chain-mini-0.2.0 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate error-chain-mini 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate error-chain-mini 0.2.0 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate error-chain-mini 0.2.0
[INFO] finished tweaking crates.io crate error-chain-mini 0.2.0
[INFO] tweaked toml for crates.io crate error-chain-mini 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 261acbab61a2a1a53fb1c30e0dd38cb642e0a5c44d1b3cbd49f7c021c0991c91
[INFO] running `"docker" "start" "-a" "261acbab61a2a1a53fb1c30e0dd38cb642e0a5c44d1b3cbd49f7c021c0991c91"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking error-chain-mini v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:263:42
[INFO] [stderr]     |
[INFO] [stderr] 263 |     pub fn new(kind: T, context: Vec<Box<ErrorContext>>) -> Self {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn ErrorContext`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:426:22
[INFO] [stderr]     |
[INFO] [stderr] 426 |     context: Vec<Box<ErrorContext>>,
[INFO] [stderr]     |                      ^^^^^^^^^^^^ help: use `dyn`: `dyn ErrorContext`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:430:38
[INFO] [stderr]     |
[INFO] [stderr] 430 |     fn new(kind: T, context: Vec<Box<ErrorContext>>) -> Self {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn ErrorContext`
[INFO] [stderr] 
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling synstructure v0.8.1
[INFO] [stderr]    Compiling error-chain-mini-derive v0.2.0
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:263:42
[INFO] [stderr]     |
[INFO] [stderr] 263 |     pub fn new(kind: T, context: Vec<Box<ErrorContext>>) -> Self {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn ErrorContext`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:426:22
[INFO] [stderr]     |
[INFO] [stderr] 426 |     context: Vec<Box<ErrorContext>>,
[INFO] [stderr]     |                      ^^^^^^^^^^^^ help: use `dyn`: `dyn ErrorContext`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:430:38
[INFO] [stderr]     |
[INFO] [stderr] 430 |     fn new(kind: T, context: Vec<Box<ErrorContext>>) -> Self {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn ErrorContext`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Kind2`
[INFO] [stderr]    --> tests/derive_tests.rs:106:9
[INFO] [stderr]     |
[INFO] [stderr] 106 |         Kind2,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.41s
[INFO] running `"docker" "inspect" "261acbab61a2a1a53fb1c30e0dd38cb642e0a5c44d1b3cbd49f7c021c0991c91"`
[INFO] running `"docker" "rm" "-f" "261acbab61a2a1a53fb1c30e0dd38cb642e0a5c44d1b3cbd49f7c021c0991c91"`
[INFO] [stdout] 261acbab61a2a1a53fb1c30e0dd38cb642e0a5c44d1b3cbd49f7c021c0991c91