[INFO] fetching crate behold 0.1.3...
[INFO] testing behold-0.1.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate behold 0.1.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate behold 0.1.3 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate behold 0.1.3
[INFO] finished tweaking crates.io crate behold 0.1.3
[INFO] tweaked toml for crates.io crate behold 0.1.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 170a854c12611af591b093530693ffb0d6f39f376f7aabb8985e93db9814502f
[INFO] running `Command { std: "docker" "start" "-a" "170a854c12611af591b093530693ffb0d6f39f376f7aabb8985e93db9814502f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "170a854c12611af591b093530693ffb0d6f39f376f7aabb8985e93db9814502f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "170a854c12611af591b093530693ffb0d6f39f376f7aabb8985e93db9814502f", kill_on_drop: false }`
[INFO] [stdout] 170a854c12611af591b093530693ffb0d6f39f376f7aabb8985e93db9814502f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49289dd8a5935ed35d5b4ca69f2c2e56744b39c22711a45a6457256165a24915
[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" "49289dd8a5935ed35d5b4ca69f2c2e56744b39c22711a45a6457256165a24915", kill_on_drop: false }`
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling cargo_metadata v0.10.0
[INFO] [stderr]    Compiling skeptic v0.13.5
[INFO] [stderr]    Compiling behold v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:165:28
[INFO] [stdout]     |
[INFO] [stdout] 165 |     pub fn call(&self, f: &Fn()) {
[INFO] [stdout]     |                            ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.74s
[INFO] running `Command { std: "docker" "inspect" "49289dd8a5935ed35d5b4ca69f2c2e56744b39c22711a45a6457256165a24915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49289dd8a5935ed35d5b4ca69f2c2e56744b39c22711a45a6457256165a24915", kill_on_drop: false }`
[INFO] [stdout] 49289dd8a5935ed35d5b4ca69f2c2e56744b39c22711a45a6457256165a24915
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bc4dc632b5a2cc63a37e7979a6cedcf539fa49a4730a49421de194a6f0092af
[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" "8bc4dc632b5a2cc63a37e7979a6cedcf539fa49a4730a49421de194a6f0092af", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:165:28
[INFO] [stdout]     |
[INFO] [stdout] 165 |     pub fn call(&self, f: &Fn()) {
[INFO] [stdout]     |                            ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling behold v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:165:28
[INFO] [stdout]     |
[INFO] [stdout] 165 |     pub fn call(&self, f: &Fn()) {
[INFO] [stdout]     |                            ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "8bc4dc632b5a2cc63a37e7979a6cedcf539fa49a4730a49421de194a6f0092af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bc4dc632b5a2cc63a37e7979a6cedcf539fa49a4730a49421de194a6f0092af", kill_on_drop: false }`
[INFO] [stdout] 8bc4dc632b5a2cc63a37e7979a6cedcf539fa49a4730a49421de194a6f0092af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] c41e94c8cade2b9198b333c57cd13deac62ae58fb0af0803e57a4813c63556fd
[INFO] running `Command { std: "docker" "start" "-a" "c41e94c8cade2b9198b333c57cd13deac62ae58fb0af0803e57a4813c63556fd", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 4 tests
[INFO] [stderr]    --> src/lib.rs:165:28
[INFO] [stderr]     |
[INFO] [stderr] 165 |     pub fn call(&self, f: &Fn()) {
[INFO] [stderr]     |                            ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:165:28
[INFO] [stderr]     |
[INFO] [stderr] 165 |     pub fn call(&self, f: &Fn()) {
[INFO] [stderr]     |                            ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/behold-ce1c0913a7807673
[INFO] [stdout] test readme_sect_contextual_execution_line_106 ... ok
[INFO] [stdout] test readme_sect_tagged_printing_line_85 ... ok
[INFO] [stdout] test readme_sect_contextual_execution_line_124 ... ok
[INFO] [stderr]    Doc-tests behold
[INFO] [stdout] test readme_sect_contextual_debugging_line_34 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/lib.rs - Behold::call (line 158) ... ignored
[INFO] [stdout] test src/lib.rs - Behold::set_context (line 39) ... ignored
[INFO] [stdout] test src/lib.rs - Behold::show (line 136) ... ignored
[INFO] [stdout] test src/lib.rs - Behold::tag (line 62) ... ignored
[INFO] [stdout] test src/lib.rs - Behold::when (line 85) ... ignored
[INFO] [stdout] test src/lib.rs - Behold::when_context (line 109) ... ignored
[INFO] [stdout] test src/lib.rs - behold (line 181) ... ignored
[INFO] [stdout] test src/lib.rs - Behold::when (line 80) ... ok
[INFO] [stdout] test src/lib.rs - Behold::tag (line 57) ... ok
[INFO] [stdout] test src/lib.rs - Behold::call (line 162) ... ok
[INFO] [stdout] test src/lib.rs - Behold::when (line 75) ... ok
[INFO] [stdout] test src/lib.rs - Behold::set_context (line 33) ... ok
[INFO] [stdout] test src/lib.rs - Behold::call (line 152) ... ok
[INFO] [stdout] test src/lib.rs - behold (line 176) ... ok
[INFO] [stdout] test src/lib.rs - Behold::show (line 131) ... ok
[INFO] [stdout] test src/lib.rs - Behold::when_context (line 98) ... ok
[INFO] [stdout] test src/lib.rs - Behold::set_context (line 28) ... ok
[INFO] [stdout] test src/lib.rs - Behold::when_context (line 103) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 7 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c41e94c8cade2b9198b333c57cd13deac62ae58fb0af0803e57a4813c63556fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c41e94c8cade2b9198b333c57cd13deac62ae58fb0af0803e57a4813c63556fd", kill_on_drop: false }`
[INFO] [stdout] c41e94c8cade2b9198b333c57cd13deac62ae58fb0af0803e57a4813c63556fd