[INFO] cloning repository https://github.com/emilio/crashfinder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emilio/crashfinder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femilio%2Fcrashfinder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femilio%2Fcrashfinder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bae8634dbf344cbdd75b9852a89c490b3f2f7374
[INFO] testing emilio/crashfinder against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femilio%2Fcrashfinder" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/emilio/crashfinder on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/emilio/crashfinder
[INFO] finished tweaking git repo https://github.com/emilio/crashfinder
[INFO] tweaked toml for git repo https://github.com/emilio/crashfinder written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/emilio/crashfinder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3acaa50140727b66f6d201d8c1dbbb888a13fe1752583ce334526d746a82b896
[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" "3acaa50140727b66f6d201d8c1dbbb888a13fe1752583ce334526d746a82b896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3acaa50140727b66f6d201d8c1dbbb888a13fe1752583ce334526d746a82b896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3acaa50140727b66f6d201d8c1dbbb888a13fe1752583ce334526d746a82b896", kill_on_drop: false }`
[INFO] [stdout] 3acaa50140727b66f6d201d8c1dbbb888a13fe1752583ce334526d746a82b896
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a9887537378f5d5ffca27fe04e465ced58e282c5e892a80bdcedc49e1b5ab77
[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" "2a9887537378f5d5ffca27fe04e465ced58e282c5e892a80bdcedc49e1b5ab77", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling wait-timeout v0.1.5
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling env_logger v0.7.0
[INFO] [stderr]    Compiling crashfinder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `stdout`
[INFO] [stdout]   --> src/main.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Timeout { stdout: String, stderr: String },
[INFO] [stdout]    |               ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stderr`
[INFO] [stdout]   --> src/main.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Timeout { stdout: String, stderr: String },
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stdout`
[INFO] [stdout]   --> src/main.rs:25:15
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Crashed { stdout: String, stderr: String },
[INFO] [stdout]    |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stderr`
[INFO] [stdout]   --> src/main.rs:25:31
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Crashed { stdout: String, stderr: String },
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.55s
[INFO] running `Command { std: "docker" "inspect" "2a9887537378f5d5ffca27fe04e465ced58e282c5e892a80bdcedc49e1b5ab77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a9887537378f5d5ffca27fe04e465ced58e282c5e892a80bdcedc49e1b5ab77", kill_on_drop: false }`
[INFO] [stdout] 2a9887537378f5d5ffca27fe04e465ced58e282c5e892a80bdcedc49e1b5ab77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2883e13aedc693d245b84c1eda8e1a0d0d7fa60895d0b17c04ede9ea1af219e
[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" "c2883e13aedc693d245b84c1eda8e1a0d0d7fa60895d0b17c04ede9ea1af219e", kill_on_drop: false }`
[INFO] [stderr]    Compiling crashfinder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `stdout`
[INFO] [stdout]   --> src/main.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Timeout { stdout: String, stderr: String },
[INFO] [stdout]    |               ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stderr`
[INFO] [stdout]   --> src/main.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Timeout { stdout: String, stderr: String },
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stdout`
[INFO] [stdout]   --> src/main.rs:25:15
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Crashed { stdout: String, stderr: String },
[INFO] [stdout]    |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stderr`
[INFO] [stdout]   --> src/main.rs:25:31
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Crashed { stdout: String, stderr: String },
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "c2883e13aedc693d245b84c1eda8e1a0d0d7fa60895d0b17c04ede9ea1af219e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2883e13aedc693d245b84c1eda8e1a0d0d7fa60895d0b17c04ede9ea1af219e", kill_on_drop: false }`
[INFO] [stdout] c2883e13aedc693d245b84c1eda8e1a0d0d7fa60895d0b17c04ede9ea1af219e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 35ca1939761e3d3f813c3be7f8b0e3475ff6076bb61cabb38da0d4fcfb81ee59
[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" "35ca1939761e3d3f813c3be7f8b0e3475ff6076bb61cabb38da0d4fcfb81ee59", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `stdout`
[INFO] [stderr]   --> src/main.rs:24:15
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Timeout { stdout: String, stderr: String },
[INFO] [stderr]    |               ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `stderr`
[INFO] [stderr]   --> src/main.rs:24:31
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Timeout { stdout: String, stderr: String },
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `stdout`
[INFO] [stderr]   --> src/main.rs:25:15
[INFO] [stderr]    |
[INFO] [stderr] 25 |     Crashed { stdout: String, stderr: String },
[INFO] [stderr]    |               ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `stderr`
[INFO] [stderr]   --> src/main.rs:25:31
[INFO] [stderr]    |
[INFO] [stderr] 25 |     Crashed { stdout: String, stderr: String },
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/crashfinder-63d6bca022224bf3
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "35ca1939761e3d3f813c3be7f8b0e3475ff6076bb61cabb38da0d4fcfb81ee59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35ca1939761e3d3f813c3be7f8b0e3475ff6076bb61cabb38da0d4fcfb81ee59", kill_on_drop: false }`
[INFO] [stdout] 35ca1939761e3d3f813c3be7f8b0e3475ff6076bb61cabb38da0d4fcfb81ee59