[INFO] fetching crate ssmtp 1.0.1...
[INFO] testing ssmtp-1.0.1 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate ssmtp 1.0.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ssmtp 1.0.1 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ssmtp 1.0.1
[INFO] finished tweaking crates.io crate ssmtp 1.0.1
[INFO] tweaked toml for crates.io crate ssmtp 1.0.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 39f1b06cf4f512d9e51c09763abbd0d4702dbe160d28673b18b2544948a61db8
[INFO] running `Command { std: "docker" "start" "-a" "39f1b06cf4f512d9e51c09763abbd0d4702dbe160d28673b18b2544948a61db8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39f1b06cf4f512d9e51c09763abbd0d4702dbe160d28673b18b2544948a61db8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39f1b06cf4f512d9e51c09763abbd0d4702dbe160d28673b18b2544948a61db8", kill_on_drop: false }`
[INFO] [stdout] 39f1b06cf4f512d9e51c09763abbd0d4702dbe160d28673b18b2544948a61db8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ad77daea0ea54f733f980e2e9c3538c689de4fad5bd70bd4c0006303873ed63
[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" "8ad77daea0ea54f733f980e2e9c3538c689de4fad5bd70bd4c0006303873ed63", kill_on_drop: false }`
[INFO] [stderr]    Compiling ssmtp v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/email/mod.rs:31:63
[INFO] [stdout]    |
[INFO] [stdout] 31 |         Err(why) => panic!("Couldn't create {}: {}", display, Error::description(&why)),
[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/email/mod.rs:37:65
[INFO] [stdout]    |
[INFO] [stdout] 37 |         Err(why) => panic!("Couldn't write to {}: {}", display, Error::description(&why)),
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "8ad77daea0ea54f733f980e2e9c3538c689de4fad5bd70bd4c0006303873ed63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ad77daea0ea54f733f980e2e9c3538c689de4fad5bd70bd4c0006303873ed63", kill_on_drop: false }`
[INFO] [stdout] 8ad77daea0ea54f733f980e2e9c3538c689de4fad5bd70bd4c0006303873ed63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e7a761f3dc23d8457b16e3fe663176ef6aceb4dd960927fb392acd820986485
[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" "4e7a761f3dc23d8457b16e3fe663176ef6aceb4dd960927fb392acd820986485", kill_on_drop: false }`
[INFO] [stderr]    Compiling ssmtp v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/email/mod.rs:31:63
[INFO] [stdout]    |
[INFO] [stdout] 31 |         Err(why) => panic!("Couldn't create {}: {}", display, Error::description(&why)),
[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/email/mod.rs:37:65
[INFO] [stdout]    |
[INFO] [stdout] 37 |         Err(why) => panic!("Couldn't write to {}: {}", display, Error::description(&why)),
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[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/email/mod.rs:31:63
[INFO] [stdout]    |
[INFO] [stdout] 31 |         Err(why) => panic!("Couldn't create {}: {}", display, Error::description(&why)),
[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/email/mod.rs:37:65
[INFO] [stdout]    |
[INFO] [stdout] 37 |         Err(why) => panic!("Couldn't write to {}: {}", display, Error::description(&why)),
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "4e7a761f3dc23d8457b16e3fe663176ef6aceb4dd960927fb392acd820986485", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e7a761f3dc23d8457b16e3fe663176ef6aceb4dd960927fb392acd820986485", kill_on_drop: false }`
[INFO] [stdout] 4e7a761f3dc23d8457b16e3fe663176ef6aceb4dd960927fb392acd820986485
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b5d1f44984ac410475dcb2fdfb408c90d5f8dc3ea89bd057a6ca4815f4ab3c9b
[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" "b5d1f44984ac410475dcb2fdfb408c90d5f8dc3ea89bd057a6ca4815f4ab3c9b", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/email/mod.rs:31:63
[INFO] [stderr]    |
[INFO] [stderr] 31 |         Err(why) => panic!("Couldn't create {}: {}", display, Error::description(&why)),
[INFO] [stderr]    |                                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/email/mod.rs:37:65
[INFO] [stderr]    |
[INFO] [stderr] 37 |         Err(why) => panic!("Couldn't write to {}: {}", display, Error::description(&why)),
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/email/mod.rs:31:63
[INFO] [stderr]    |
[INFO] [stderr] 31 |         Err(why) => panic!("Couldn't create {}: {}", display, Error::description(&why)),
[INFO] [stderr]    |                                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/email/mod.rs:37:65
[INFO] [stderr]    |
[INFO] [stderr] 37 |         Err(why) => panic!("Couldn't write to {}: {}", display, Error::description(&why)),
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ssmtp-0c264b28954ab220)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests ssmtp
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b5d1f44984ac410475dcb2fdfb408c90d5f8dc3ea89bd057a6ca4815f4ab3c9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5d1f44984ac410475dcb2fdfb408c90d5f8dc3ea89bd057a6ca4815f4ab3c9b", kill_on_drop: false }`
[INFO] [stdout] b5d1f44984ac410475dcb2fdfb408c90d5f8dc3ea89bd057a6ca4815f4ab3c9b