[INFO] fetching crate notedown_ast 0.8.2...
[INFO] testing notedown_ast-0.8.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate notedown_ast 0.8.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate notedown_ast 0.8.2 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate notedown_ast 0.8.2
[INFO] finished tweaking crates.io crate notedown_ast 0.8.2
[INFO] tweaked toml for crates.io crate notedown_ast 0.8.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 0588d7acc444cfd810002fa2116e5624c67006eb3ad0ec5885ca41856537d2f7
[INFO] running `Command { std: "docker" "start" "-a" "0588d7acc444cfd810002fa2116e5624c67006eb3ad0ec5885ca41856537d2f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0588d7acc444cfd810002fa2116e5624c67006eb3ad0ec5885ca41856537d2f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0588d7acc444cfd810002fa2116e5624c67006eb3ad0ec5885ca41856537d2f7", kill_on_drop: false }`
[INFO] [stdout] 0588d7acc444cfd810002fa2116e5624c67006eb3ad0ec5885ca41856537d2f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 955a0ebd5142966c6dd1e03055e7155b935adbf7960ec0067591054b90d7db64
[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" "955a0ebd5142966c6dd1e03055e7155b935adbf7960ec0067591054b90d7db64", kill_on_drop: false }`
[INFO] [stderr]    Compiling unidecode v0.3.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling slugify v0.1.0
[INFO] [stderr]    Compiling text-utils v0.3.0
[INFO] [stderr]    Compiling notedown_ast v0.8.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `build_th`
[INFO] [stdout]    --> src/traits/to_html.rs:135:8
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub fn build_th(input: &str, e: u8) -> String {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_td`
[INFO] [stdout]    --> src/traits/to_html.rs:144:8
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub fn build_td(input: &str, e: u8) -> String {
[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 5.19s
[INFO] running `Command { std: "docker" "inspect" "955a0ebd5142966c6dd1e03055e7155b935adbf7960ec0067591054b90d7db64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "955a0ebd5142966c6dd1e03055e7155b935adbf7960ec0067591054b90d7db64", kill_on_drop: false }`
[INFO] [stdout] 955a0ebd5142966c6dd1e03055e7155b935adbf7960ec0067591054b90d7db64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 4f01cbe93cf76a57d12bdedfdb9d2ae1fe8d7f3ea179ea6d9c0c3486bb7d4403
[INFO] running `Command { std: "docker" "start" "-a" "4f01cbe93cf76a57d12bdedfdb9d2ae1fe8d7f3ea179ea6d9c0c3486bb7d4403", kill_on_drop: false }`
[INFO] [stderr]    Compiling notedown_ast v0.8.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `build_th`
[INFO] [stdout]    --> src/traits/to_html.rs:135:8
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub fn build_th(input: &str, e: u8) -> String {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_td`
[INFO] [stdout]    --> src/traits/to_html.rs:144:8
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub fn build_td(input: &str, e: u8) -> String {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_th`
[INFO] [stdout]    --> src/traits/to_html.rs:135:8
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub fn build_th(input: &str, e: u8) -> String {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_td`
[INFO] [stdout]    --> src/traits/to_html.rs:144:8
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub fn build_td(input: &str, e: u8) -> String {
[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 1.60s
[INFO] running `Command { std: "docker" "inspect" "4f01cbe93cf76a57d12bdedfdb9d2ae1fe8d7f3ea179ea6d9c0c3486bb7d4403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f01cbe93cf76a57d12bdedfdb9d2ae1fe8d7f3ea179ea6d9c0c3486bb7d4403", kill_on_drop: false }`
[INFO] [stdout] 4f01cbe93cf76a57d12bdedfdb9d2ae1fe8d7f3ea179ea6d9c0c3486bb7d4403
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3e2efea1b8419e58a22e8f21519e78d6070a201601dc71d1f3075a8e1b907ff7
[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" "3e2efea1b8419e58a22e8f21519e78d6070a201601dc71d1f3075a8e1b907ff7", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `build_th`
[INFO] [stderr]    --> src/traits/to_html.rs:135:8
[INFO] [stderr]     |
[INFO] [stderr] 135 | pub fn build_th(input: &str, e: u8) -> String {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `build_td`
[INFO] [stderr]    --> src/traits/to_html.rs:144:8
[INFO] [stderr]     |
[INFO] [stderr] 144 | pub fn build_td(input: &str, e: u8) -> String {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `build_th`
[INFO] [stderr]    --> src/traits/to_html.rs:135:8
[INFO] [stderr]     |
[INFO] [stderr] 135 | pub fn build_th(input: &str, e: u8) -> String {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `build_td`
[INFO] [stderr]    --> src/traits/to_html.rs:144:8
[INFO] [stderr]     |
[INFO] [stderr] 144 | pub fn build_td(input: &str, e: u8) -> String {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/notedown_ast-48f034af5e2b7e63
[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] [stderr]      Running /opt/rustwide/target/debug/deps/fast_test-9f1d8b041978c316
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/main-e19bf7c152e7df4f
[INFO] [stdout] test main ... 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 3 tests
[INFO] [stdout] test get_size ... ok
[INFO] [stdout] test ready ... ok
[INFO] [stdout] test fast_test::main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests notedown_ast
[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" "3e2efea1b8419e58a22e8f21519e78d6070a201601dc71d1f3075a8e1b907ff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e2efea1b8419e58a22e8f21519e78d6070a201601dc71d1f3075a8e1b907ff7", kill_on_drop: false }`
[INFO] [stdout] 3e2efea1b8419e58a22e8f21519e78d6070a201601dc71d1f3075a8e1b907ff7