[INFO] fetching crate latexdef 0.4.2...
[INFO] checking latexdef-0.4.2 against try#bb9dbf1d07454a99066eabaabd5819851281494b for pr-80920
[INFO] extracting crate latexdef 0.4.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate latexdef 0.4.2 on toolchain bb9dbf1d07454a99066eabaabd5819851281494b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate latexdef 0.4.2
[INFO] finished tweaking crates.io crate latexdef 0.4.2
[INFO] tweaked toml for crates.io crate latexdef 0.4.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate latexdef 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "fetch" "--locked" "--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-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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90bbf55b3c3552f14aac25567098176a2569e7717ddb39a65a97d48f75f6308b
[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" "90bbf55b3c3552f14aac25567098176a2569e7717ddb39a65a97d48f75f6308b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90bbf55b3c3552f14aac25567098176a2569e7717ddb39a65a97d48f75f6308b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90bbf55b3c3552f14aac25567098176a2569e7717ddb39a65a97d48f75f6308b", kill_on_drop: false }`
[INFO] [stdout] 90bbf55b3c3552f14aac25567098176a2569e7717ddb39a65a97d48f75f6308b
[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=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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d69a384bf085f13186e1def7cf9349d8aff7f2b149dd79b13184116ece31bde
[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" "4d69a384bf085f13186e1def7cf9349d8aff7f2b149dd79b13184116ece31bde", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking latexdef v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/run.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | / quick_error! {
[INFO] [stdout] 46 | |     #[derive(Debug)]
[INFO] [stdout] 47 | |     pub enum RunError {
[INFO] [stdout] 48 | |         FailedToStart(engine: String) {
[INFO] [stdout] ...  |
[INFO] [stdout] 67 | |     }
[INFO] [stdout] 68 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/run.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | / quick_error! {
[INFO] [stdout] 46 | |     #[derive(Debug)]
[INFO] [stdout] 47 | |     pub enum RunError {
[INFO] [stdout] 48 | |         FailedToStart(engine: String) {
[INFO] [stdout] ...  |
[INFO] [stdout] 67 | |     }
[INFO] [stdout] 68 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/run.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | / quick_error! {
[INFO] [stdout] 46 | |     #[derive(Debug)]
[INFO] [stdout] 47 | |     pub enum RunError {
[INFO] [stdout] 48 | |         FailedToStart(engine: String) {
[INFO] [stdout] ...  |
[INFO] [stdout] 67 | |     }
[INFO] [stdout] 68 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/run.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | / quick_error! {
[INFO] [stdout] 46 | |     #[derive(Debug)]
[INFO] [stdout] 47 | |     pub enum RunError {
[INFO] [stdout] 48 | |         FailedToStart(engine: String) {
[INFO] [stdout] ...  |
[INFO] [stdout] 67 | |     }
[INFO] [stdout] 68 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.94s
[INFO] running `Command { std: "docker" "inspect" "4d69a384bf085f13186e1def7cf9349d8aff7f2b149dd79b13184116ece31bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d69a384bf085f13186e1def7cf9349d8aff7f2b149dd79b13184116ece31bde", kill_on_drop: false }`
[INFO] [stdout] 4d69a384bf085f13186e1def7cf9349d8aff7f2b149dd79b13184116ece31bde