[INFO] fetching crate arkham 0.1.0...
[INFO] testing arkham-0.1.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate arkham 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate arkham 0.1.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arkham 0.1.0
[INFO] finished tweaking crates.io crate arkham 0.1.0
[INFO] tweaked toml for crates.io crate arkham 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate arkham 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 9fbd322e9a366094e739a7a4eaecd7960c25aba2372d414687bd0960ce719d06
[INFO] running `Command { std: "docker" "start" "-a" "9fbd322e9a366094e739a7a4eaecd7960c25aba2372d414687bd0960ce719d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fbd322e9a366094e739a7a4eaecd7960c25aba2372d414687bd0960ce719d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fbd322e9a366094e739a7a4eaecd7960c25aba2372d414687bd0960ce719d06", kill_on_drop: false }`
[INFO] [stdout] 9fbd322e9a366094e739a7a4eaecd7960c25aba2372d414687bd0960ce719d06
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d8dd73d00287c898e712747472bb95809ae69740525c017d9da523f60787f7c
[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" "8d8dd73d00287c898e712747472bb95809ae69740525c017d9da523f60787f7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling terminal_size v0.1.16
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling console v0.14.0
[INFO] [stderr]    Compiling arkham v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.01s
[INFO] running `Command { std: "docker" "inspect" "8d8dd73d00287c898e712747472bb95809ae69740525c017d9da523f60787f7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d8dd73d00287c898e712747472bb95809ae69740525c017d9da523f60787f7c", kill_on_drop: false }`
[INFO] [stdout] 8d8dd73d00287c898e712747472bb95809ae69740525c017d9da523f60787f7c
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 909d580554b04b1509c15b4cb2f8fe3f09b39ddc2996dee531ead2c32842015a
[INFO] running `Command { std: "docker" "start" "-a" "909d580554b04b1509c15b4cb2f8fe3f09b39ddc2996dee531ead2c32842015a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling plotters-backend v0.3.0
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling plotters-svg v0.3.0
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling cast v0.2.6
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling arkham v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 50.47s
[INFO] running `Command { std: "docker" "inspect" "909d580554b04b1509c15b4cb2f8fe3f09b39ddc2996dee531ead2c32842015a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "909d580554b04b1509c15b4cb2f8fe3f09b39ddc2996dee531ead2c32842015a", kill_on_drop: false }`
[INFO] [stdout] 909d580554b04b1509c15b4cb2f8fe3f09b39ddc2996dee531ead2c32842015a
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] e797605f8b19d4d51654b1f37ab479d6b1b200b64d4ef9f20ea6a249e13f9248
[INFO] running `Command { std: "docker" "start" "-a" "e797605f8b19d4d51654b1f37ab479d6b1b200b64d4ef9f20ea6a249e13f9248", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arkham-68470230ae46eeb6)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arkham
[INFO] [stdout] running 9 tests
[INFO] [stdout] test app::tests::test_env_prefix ... ok
[INFO] [stdout] test app::tests::test_extra_args ... ok
[INFO] [stdout] test app::tests::test_function_handler ... ok
[INFO] [stdout] test app::tests::test_invalid_long_flag ... ok
[INFO] [stdout] test app::tests::test_invalid_short_flag ... ok
[INFO] [stdout] test context::tests::test_env ... ok
[INFO] [stdout] test app::tests::test_long_string ... ok
[INFO] [stdout] test app::tests::test_subcommand ... ok
[INFO] [stdout] test app::tests::test_short_flag ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/opt.rs - opt::Opt::scalar (line 37) ... ok
[INFO] [stdout] test src/app.rs - app::App::run_with (line 147) ... ok
[INFO] [stdout] test src/app.rs - app::App::handler (line 132) ... ok
[INFO] [stdout] test src/opt.rs - opt::Opt::flag (line 20) ... ok
[INFO] [stdout] test src/app.rs - app::App::name (line 55) ... ok
[INFO] [stdout] test src/app.rs - app::App::opt (line 117) ... ok
[INFO] [stdout] test src/app.rs - app::App::env_prefix (line 82) ... ok
[INFO] [stdout] test src/opt.rs - opt::Opt::long (line 66) ... ok
[INFO] [stdout] test src/opt.rs - opt::Opt::desc (line 78) ... ok
[INFO] [stdout] test src/app.rs - app::App::version (line 68) ... ok
[INFO] [stdout] test src/opt.rs - opt::Opt::short (line 54) ... ok
[INFO] [stdout] test src/app.rs - app::App::run (line 171) ... ok
[INFO] [stdout] test src/app.rs - app::App::command (line 102) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e797605f8b19d4d51654b1f37ab479d6b1b200b64d4ef9f20ea6a249e13f9248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e797605f8b19d4d51654b1f37ab479d6b1b200b64d4ef9f20ea6a249e13f9248", kill_on_drop: false }`
[INFO] [stdout] e797605f8b19d4d51654b1f37ab479d6b1b200b64d4ef9f20ea6a249e13f9248