[INFO] cloning repository https://github.com/wezm/rust-intro-talk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wezm/rust-intro-talk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwezm%2Frust-intro-talk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwezm%2Frust-intro-talk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 978872c31d714aa413ee86a7c6b5ccdbc8966caa
[INFO] testing wezm/rust-intro-talk against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwezm%2Frust-intro-talk" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wezm/rust-intro-talk on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wezm/rust-intro-talk
[INFO] finished tweaking git repo https://github.com/wezm/rust-intro-talk
[INFO] tweaked toml for git repo https://github.com/wezm/rust-intro-talk written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/wezm/rust-intro-talk already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] af53ca2f09181305975f70d63ed899bf06856697806370b39c93223e45ef2dd8
[INFO] running `Command { std: "docker" "start" "-a" "af53ca2f09181305975f70d63ed899bf06856697806370b39c93223e45ef2dd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af53ca2f09181305975f70d63ed899bf06856697806370b39c93223e45ef2dd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af53ca2f09181305975f70d63ed899bf06856697806370b39c93223e45ef2dd8", kill_on_drop: false }`
[INFO] [stdout] af53ca2f09181305975f70d63ed899bf06856697806370b39c93223e45ef2dd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] a4c2e090c145a2451c95cdd7f98298355830fb850682d9c4d33e6237e2ff8cb1
[INFO] running `Command { std: "docker" "start" "-a" "a4c2e090c145a2451c95cdd7f98298355830fb850682d9c4d33e6237e2ff8cb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.35
[INFO] [stderr]    Compiling pulldown-cmark v0.1.0
[INFO] [stderr]    Compiling num-traits v0.1.41
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling bytecount v0.2.0
[INFO] [stderr]    Compiling semver v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling rand v0.3.19
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]    Compiling serde_json v1.0.9
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling tempdir v0.3.5
[INFO] [stderr]    Compiling cargo_metadata v0.3.3
[INFO] [stderr]    Compiling skeptic v0.13.2
[INFO] [stderr]    Compiling demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.08s
[INFO] running `Command { std: "docker" "inspect" "a4c2e090c145a2451c95cdd7f98298355830fb850682d9c4d33e6237e2ff8cb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4c2e090c145a2451c95cdd7f98298355830fb850682d9c4d33e6237e2ff8cb1", kill_on_drop: false }`
[INFO] [stdout] a4c2e090c145a2451c95cdd7f98298355830fb850682d9c4d33e6237e2ff8cb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc5ec751072f60b473a4b5e9e35e28d8aad751f8c7191787919604a6e2eb19d6
[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" "fc5ec751072f60b473a4b5e9e35e28d8aad751f8c7191787919604a6e2eb19d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "fc5ec751072f60b473a4b5e9e35e28d8aad751f8c7191787919604a6e2eb19d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc5ec751072f60b473a4b5e9e35e28d8aad751f8c7191787919604a6e2eb19d6", kill_on_drop: false }`
[INFO] [stdout] fc5ec751072f60b473a4b5e9e35e28d8aad751f8c7191787919604a6e2eb19d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c076abcd4f399e71f962a588db4dafa66f6503677e71c60beb3da6b77b3a6de7
[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" "c076abcd4f399e71f962a588db4dafa66f6503677e71c60beb3da6b77b3a6de7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/demo-9dcd25f2a4d26a62)
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_file_type_toml ... ok
[INFO] [stdout] test test_file_type_rust ... ok
[INFO] [stdout] test test_file_type_html ... ok
[INFO] [stdout] test test_file_type_unknown ... ok
[INFO] [stdout] test test_file_type_missing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/slides.rs (/opt/rustwide/target/debug/deps/slides-3f93f9d785816bd3)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test slides_in_sect_conditionals_if_line_231 has been running for over 60 seconds
[INFO] [stdout] test slides_in_sect_conditionals_match_line_248 has been running for over 60 seconds
[INFO] [stdout] test slides_in_sect_enums_line_324 has been running for over 60 seconds
[INFO] [stdout] test slides_in_sect_functional_or_imperative_line_286 has been running for over 60 seconds
[INFO] [stdout] test slides_in_sect_functional_or_imperative_line_304 has been running for over 60 seconds
[INFO] [stdout] test slides_in_sect_functions_line_217 has been running for over 60 seconds
[INFO] [stdout] test slides_in_sect_introduction_line_25 has been running for over 60 seconds
[INFO] [stdout] test slides_in_sect_loops_line_268 has been running for over 60 seconds
[INFO] [stdout] test slides_in_sect_option_line_362 has been running for over 60 seconds
[INFO] [stdout] test slides_in_sect_result_line_377 has been running for over 60 seconds
[INFO] [stdout] test slides_in_sect_structs_line_340 has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "c076abcd4f399e71f962a588db4dafa66f6503677e71c60beb3da6b77b3a6de7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c076abcd4f399e71f962a588db4dafa66f6503677e71c60beb3da6b77b3a6de7", kill_on_drop: false }`
[INFO] [stdout] c076abcd4f399e71f962a588db4dafa66f6503677e71c60beb3da6b77b3a6de7