[INFO] fetching crate snekdown 0.33.4...
[INFO] testing snekdown-0.33.4 against 1.60.0 for beta-1.61-1
[INFO] extracting crate snekdown 0.33.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate snekdown 0.33.4 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] removed /workspace/builds/worker-4/source/rust-toolchain
[INFO] started tweaking crates.io crate snekdown 0.33.4
[INFO] finished tweaking crates.io crate snekdown 0.33.4
[INFO] tweaked toml for crates.io crate snekdown 0.33.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate snekdown 0.33.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zip v0.5.11
[INFO] [stderr]   Downloaded scanlex v0.1.4
[INFO] [stderr]   Downloaded chrono-english v0.1.6
[INFO] [stderr]   Downloaded bibliographix v0.6.0
[INFO] [stderr]   Downloaded headless_chrome v0.9.0
[INFO] [stderr]   Downloaded minify v1.2.0
[INFO] [stderr]   Downloaded bzip2-sys v0.1.10+1.0.8
[INFO] [stderr]   Downloaded platform-dirs v0.2.0
[INFO] [stderr]   Downloaded charred v0.3.6
[INFO] [stderr]   Downloaded gh-emoji v1.0.3
[INFO] [stderr]   Downloaded asciimath-rs v0.5.7
[INFO] [stderr]   Downloaded rsass v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f3327f9f3d078238e686fe43e0905303babe6d2614a8ef71956d04f84abdd509
[INFO] running `Command { std: "docker" "start" "-a" "f3327f9f3d078238e686fe43e0905303babe6d2614a8ef71956d04f84abdd509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3327f9f3d078238e686fe43e0905303babe6d2614a8ef71956d04f84abdd509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3327f9f3d078238e686fe43e0905303babe6d2614a8ef71956d04f84abdd509", kill_on_drop: false }`
[INFO] [stdout] f3327f9f3d078238e686fe43e0905303babe6d2614a8ef71956d04f84abdd509
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] ae13fd6f2f4b5d7eff2c3d0652121476516b4fd2ebc131ab6f463de1a638dfff
[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" "ae13fd6f2f4b5d7eff2c3d0652121476516b4fd2ebc131ab6f463de1a638dfff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling futures-core v0.3.14
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling lexical-core v0.7.5
[INFO] [stderr]    Compiling futures-task v0.3.14
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling futures-io v0.3.14
[INFO] [stderr]    Compiling httparse v1.3.6
[INFO] [stderr]    Compiling futures-sink v0.3.14
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling weezl v0.1.4
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling scanlex v0.1.4
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling bytemuck v1.5.1
[INFO] [stderr]    Compiling charred v0.3.6
[INFO] [stderr]    Compiling rust-ini v0.13.0
[INFO] [stderr]    Compiling htmlescape v0.3.1
[INFO] [stderr]    Compiling minify v1.2.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling onig_sys v69.6.0
[INFO] [stderr]    Compiling lock_api v0.4.3
[INFO] [stderr]    Compiling futures-channel v0.3.14
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling gif v0.11.2
[INFO] [stderr]    Compiling asciimath-rs v0.5.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling futures-util v0.3.14
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling idna v0.2.2
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling tracing v0.1.25
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling gh-emoji v1.0.3
[INFO] [stderr]    Compiling sha2 v0.9.3
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling url v2.2.1
[INFO] [stderr]    Compiling serde_test v0.8.23
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling terminal_size v0.1.16
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling serde-hjson v0.9.1
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling platform-dirs v0.2.0
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling indicatif v0.15.0
[INFO] [stderr]    Compiling chrono-english v0.1.6
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling notify v4.0.15
[INFO] [stderr]    Compiling nom_locate v2.1.0
[INFO] [stderr]    Compiling onig v6.1.1
[INFO] [stderr]    Compiling rsass v0.16.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling pin-project-internal v1.0.6
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling pin-project v1.0.6
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling hyper v0.13.10
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling plist v1.1.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling syntect v4.5.0
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling config v0.10.1
[INFO] [stderr]    Compiling bibliographix v0.6.0
[INFO] [stderr]    Compiling reqwest v0.10.10
[INFO] [stderr]    Compiling snekdown v0.33.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 28s
[INFO] running `Command { std: "docker" "inspect" "ae13fd6f2f4b5d7eff2c3d0652121476516b4fd2ebc131ab6f463de1a638dfff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae13fd6f2f4b5d7eff2c3d0652121476516b4fd2ebc131ab6f463de1a638dfff", kill_on_drop: false }`
[INFO] [stdout] ae13fd6f2f4b5d7eff2c3d0652121476516b4fd2ebc131ab6f463de1a638dfff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 3d3102593031b4531b9c73db91b594099d3bb6baed641f61ffd27393ff479412
[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" "3d3102593031b4531b9c73db91b594099d3bb6baed641f61ffd27393ff479412", kill_on_drop: false }`
[INFO] [stderr]    Compiling snekdown v0.33.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.80s
[INFO] running `Command { std: "docker" "inspect" "3d3102593031b4531b9c73db91b594099d3bb6baed641f61ffd27393ff479412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d3102593031b4531b9c73db91b594099d3bb6baed641f61ffd27393ff479412", kill_on_drop: false }`
[INFO] [stdout] 3d3102593031b4531b9c73db91b594099d3bb6baed641f61ffd27393ff479412
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] af60d7bdf1f72251516d5726f6473447ad297e947e5c3b95d962d77446539a29
[INFO] running `Command { std: "docker" "start" "-a" "af60d7bdf1f72251516d5726f6473447ad297e947e5c3b95d962d77446539a29", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/snekdown-d3f0fe66ca177c5e)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/snekdown-c40e4214505164c6)
[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] [stdout] 
[INFO] [stderr]    Doc-tests snekdown
[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] [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" "af60d7bdf1f72251516d5726f6473447ad297e947e5c3b95d962d77446539a29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af60d7bdf1f72251516d5726f6473447ad297e947e5c3b95d962d77446539a29", kill_on_drop: false }`
[INFO] [stdout] af60d7bdf1f72251516d5726f6473447ad297e947e5c3b95d962d77446539a29