[INFO] fetching crate checked_command 0.2.2...
[INFO] checking checked_command-0.2.2 against master#db870ea71b6dcc7a91b999420b88f41d3cdd13e1 for pr-75192
[INFO] extracting crate checked_command 0.2.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate checked_command 0.2.2 on toolchain db870ea71b6dcc7a91b999420b88f41d3cdd13e1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate checked_command 0.2.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate checked_command 0.2.2
[INFO] tweaked toml for crates.io crate checked_command 0.2.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "metadata" "--no-deps" "--format-version=1", 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] 0df3e9a718e1e9360c1bb4a11b85e13b536f5868019f0108602b68ebb50815ab
[INFO] running `Command { std: "docker" "start" "-a" "0df3e9a718e1e9360c1bb4a11b85e13b536f5868019f0108602b68ebb50815ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0df3e9a718e1e9360c1bb4a11b85e13b536f5868019f0108602b68ebb50815ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0df3e9a718e1e9360c1bb4a11b85e13b536f5868019f0108602b68ebb50815ab", kill_on_drop: false }`
[INFO] [stdout] 0df3e9a718e1e9360c1bb4a11b85e13b536f5868019f0108602b68ebb50815ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c47ee5ff71720067fd39d13d1ee302b43592ecdf68c25b2f0293d282ce3e5774
[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" "c47ee5ff71720067fd39d13d1ee302b43592ecdf68c25b2f0293d282ce3e5774", kill_on_drop: false }`
[INFO] [stderr]    Compiling checked_command v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ext.rs:420:45
[INFO] [stdout]     |
[INFO] [stdout] 420 |             assert_debugstr_eq(&ioerr() as &StdError, err.cause().unwrap());
[INFO] [stdout]     |                                             ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/ext.rs:420:59
[INFO] [stdout]     |
[INFO] [stdout] 420 |             assert_debugstr_eq(&ioerr() as &StdError, err.cause().unwrap());
[INFO] [stdout]     |                                                           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/ext.rs:426:38
[INFO] [stdout]     |
[INFO] [stdout] 426 |             let desc: String = ioerr.description().into();
[INFO] [stdout]     |                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/ext.rs:427:48
[INFO] [stdout]     |
[INFO] [stdout] 427 |             let got: String = Error::Io(ioerr).description().into();
[INFO] [stdout]     |                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "c47ee5ff71720067fd39d13d1ee302b43592ecdf68c25b2f0293d282ce3e5774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c47ee5ff71720067fd39d13d1ee302b43592ecdf68c25b2f0293d282ce3e5774", kill_on_drop: false }`
[INFO] [stdout] c47ee5ff71720067fd39d13d1ee302b43592ecdf68c25b2f0293d282ce3e5774