[INFO] fetching crate argopt 0.1.1...
[INFO] testing argopt-0.1.1 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate argopt 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate argopt 0.1.1 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate argopt 0.1.1
[INFO] finished tweaking crates.io crate argopt 0.1.1
[INFO] tweaked toml for crates.io crate argopt 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate argopt 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded argopt-impl v0.1.0
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca57c1873d35da8cc6b55fc8525bc20bb4bb2f5c60d600ce3f15a87857108c55
[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" "ca57c1873d35da8cc6b55fc8525bc20bb4bb2f5c60d600ce3f15a87857108c55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca57c1873d35da8cc6b55fc8525bc20bb4bb2f5c60d600ce3f15a87857108c55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca57c1873d35da8cc6b55fc8525bc20bb4bb2f5c60d600ce3f15a87857108c55", kill_on_drop: false }`
[INFO] [stdout] ca57c1873d35da8cc6b55fc8525bc20bb4bb2f5c60d600ce3f15a87857108c55
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 32cdb1e14de1d9775cb338aa930b67c4fb47abf19110d61826326d55f6229e26
[INFO] running `Command { std: "docker" "start" "-a" "32cdb1e14de1d9775cb338aa930b67c4fb47abf19110d61826326d55f6229e26", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling structopt-derive v0.4.10
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling argopt-impl v0.1.0
[INFO] [stderr]    Compiling structopt v0.3.17
[INFO] [stderr]    Compiling argopt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.27s
[INFO] running `Command { std: "docker" "inspect" "32cdb1e14de1d9775cb338aa930b67c4fb47abf19110d61826326d55f6229e26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32cdb1e14de1d9775cb338aa930b67c4fb47abf19110d61826326d55f6229e26", kill_on_drop: false }`
[INFO] [stdout] 32cdb1e14de1d9775cb338aa930b67c4fb47abf19110d61826326d55f6229e26
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c90221fbb945c0ab9e09312b683e089c0ff92bf1133e27189096ceb42b9f07b7
[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" "c90221fbb945c0ab9e09312b683e089c0ff92bf1133e27189096ceb42b9f07b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling argopt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `argopt::cmd`
[INFO] [stdout]  --> examples/simple.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use argopt::cmd;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.18s
[INFO] running `Command { std: "docker" "inspect" "c90221fbb945c0ab9e09312b683e089c0ff92bf1133e27189096ceb42b9f07b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c90221fbb945c0ab9e09312b683e089c0ff92bf1133e27189096ceb42b9f07b7", kill_on_drop: false }`
[INFO] [stdout] c90221fbb945c0ab9e09312b683e089c0ff92bf1133e27189096ceb42b9f07b7
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2fc8953113e49e6d46a4270759a92917d899e98461bacc35518cd449e81670e6
[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" "2fc8953113e49e6d46a4270759a92917d899e98461bacc35518cd449e81670e6", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `argopt::cmd`
[INFO] [stderr]  --> examples/simple.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use argopt::cmd;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/argopt-1a33b1a9b8cdac3f)
[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]    Doc-tests argopt
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 46) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 120) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 7) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 87) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 46) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] error: The following required arguments were not provided:
[INFO] [stdout]     --host <host>
[INFO] [stdout] 
[INFO] [stdout] USAGE:
[INFO] [stdout]     rust_out --host <host> --port <port>
[INFO] [stdout] 
[INFO] [stdout] For more information try --help
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 30) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] error: The following required arguments were not provided:
[INFO] [stdout]     --host <host>
[INFO] [stdout] 
[INFO] [stdout] USAGE:
[INFO] [stdout]     rust_out --host <host> --port <port>
[INFO] [stdout] 
[INFO] [stdout] For more information try --help
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 7) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] error: The following required arguments were not provided:
[INFO] [stdout]     <host>
[INFO] [stdout]     <port>
[INFO] [stdout] 
[INFO] [stdout] USAGE:
[INFO] [stdout]     rust_out <host> <port>
[INFO] [stdout] 
[INFO] [stdout] For more information try --help
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 87) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] argopt 0.1.1
[INFO] [stdout] 
[INFO] [stdout] USAGE:
[INFO] [stdout]     rust_out <SUBCOMMAND>
[INFO] [stdout] 
[INFO] [stdout] FLAGS:
[INFO] [stdout]     -h, --help       Prints help information
[INFO] [stdout]     -V, --version    Prints version information
[INFO] [stdout] 
[INFO] [stdout] SUBCOMMANDS:
[INFO] [stdout]     add       
[INFO] [stdout]     commit    
[INFO] [stdout]     help      Prints this message or the help of the given subcommand(s)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 30)
[INFO] [stdout]     src/lib.rs - (line 46)
[INFO] [stdout]     src/lib.rs - (line 7)
[INFO] [stdout]     src/lib.rs - (line 87)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.25s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "2fc8953113e49e6d46a4270759a92917d899e98461bacc35518cd449e81670e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fc8953113e49e6d46a4270759a92917d899e98461bacc35518cd449e81670e6", kill_on_drop: false }`
[INFO] [stdout] 2fc8953113e49e6d46a4270759a92917d899e98461bacc35518cd449e81670e6