[INFO] fetching crate slackrbot 0.1.0...
[INFO] testing slackrbot-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate slackrbot 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate slackrbot 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slackrbot 0.1.0
[INFO] finished tweaking crates.io crate slackrbot 0.1.0
[INFO] tweaked toml for crates.io crate slackrbot 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0864f7a81c620725ffc700b5e4b0681d2d3438a3f31cec0b857db497e399dd18
[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" "0864f7a81c620725ffc700b5e4b0681d2d3438a3f31cec0b857db497e399dd18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0864f7a81c620725ffc700b5e4b0681d2d3438a3f31cec0b857db497e399dd18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0864f7a81c620725ffc700b5e4b0681d2d3438a3f31cec0b857db497e399dd18", kill_on_drop: false }`
[INFO] [stdout] 0864f7a81c620725ffc700b5e4b0681d2d3438a3f31cec0b857db497e399dd18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--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] e66741e1bb4206143d757edd023fdf65a14ce6e2f536ad7948ce6185ca62bd68
[INFO] running `Command { std: "docker" "start" "-a" "e66741e1bb4206143d757edd023fdf65a14ce6e2f536ad7948ce6185ca62bd68", kill_on_drop: false }`
[INFO] [stderr]    Compiling slackrbot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:12:26
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rustc_serialize::json`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rustc_serialize::json;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "e66741e1bb4206143d757edd023fdf65a14ce6e2f536ad7948ce6185ca62bd68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e66741e1bb4206143d757edd023fdf65a14ce6e2f536ad7948ce6185ca62bd68", kill_on_drop: false }`
[INFO] [stdout] e66741e1bb4206143d757edd023fdf65a14ce6e2f536ad7948ce6185ca62bd68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--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] 5f32585eea943d5b57585a8220e326c49147c3f91cb3ddb45d44599ea6de7672
[INFO] running `Command { std: "docker" "start" "-a" "5f32585eea943d5b57585a8220e326c49147c3f91cb3ddb45d44599ea6de7672", kill_on_drop: false }`
[INFO] [stderr]    Compiling slackrbot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:12:26
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rustc_serialize::json`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rustc_serialize::json;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:12:26
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rustc_serialize::json`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rustc_serialize::json;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "5f32585eea943d5b57585a8220e326c49147c3f91cb3ddb45d44599ea6de7672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f32585eea943d5b57585a8220e326c49147c3f91cb3ddb45d44599ea6de7672", kill_on_drop: false }`
[INFO] [stdout] 5f32585eea943d5b57585a8220e326c49147c3f91cb3ddb45d44599ea6de7672
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", 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] 3ac97bafd5bfd367e0f52679169d7830665ba50f28b5fc1947581a9f33ec4142
[INFO] running `Command { std: "docker" "start" "-a" "3ac97bafd5bfd367e0f52679169d7830665ba50f28b5fc1947581a9f33ec4142", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]   --> src/lib.rs:12:10
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[derive(RustcDecodable, RustcEncodable)]
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]   --> src/lib.rs:12:26
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[derive(RustcDecodable, RustcEncodable)]
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rustc_serialize::json`
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rustc_serialize::json;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `slackrbot` (lib) generated 3 warnings
[INFO] [stderr] warning: `slackrbot` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/slackrbot-325070cd53c7b44c)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests slackrbot
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "3ac97bafd5bfd367e0f52679169d7830665ba50f28b5fc1947581a9f33ec4142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ac97bafd5bfd367e0f52679169d7830665ba50f28b5fc1947581a9f33ec4142", kill_on_drop: false }`
[INFO] [stdout] 3ac97bafd5bfd367e0f52679169d7830665ba50f28b5fc1947581a9f33ec4142