[INFO] cloning repository https://github.com/taku-n/foo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/taku-n/foo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaku-n%2Ffoo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaku-n%2Ffoo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02c8097e20d2f1ef2ac03a0c678107fd0532f4b4
[INFO] testing taku-n/foo against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaku-n%2Ffoo" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/taku-n/foo 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 git repo https://github.com/taku-n/foo
[INFO] finished tweaking git repo https://github.com/taku-n/foo
[INFO] tweaked toml for git repo https://github.com/taku-n/foo written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/taku-n/foo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--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 parking v1.0.5
[INFO] [stderr]   Downloaded concurrent-queue v1.1.1
[INFO] [stderr]   Downloaded infer v0.1.7
[INFO] [stderr]   Downloaded js-sys v0.3.42
[INFO] [stderr]   Downloaded syn v1.0.34
[INFO] [stderr]   Downloaded cookie v0.14.1
[INFO] [stderr]   Downloaded web-sys v0.3.42
[INFO] [stderr]   Downloaded blocking v0.4.6
[INFO] [stderr]   Downloaded byte-pool v0.2.1
[INFO] [stderr]   Downloaded serde_qs v0.6.1
[INFO] [stderr]   Downloaded async-sse v3.0.0
[INFO] [stderr]   Downloaded femme v2.1.0
[INFO] [stderr]   Downloaded http-types v2.3.0
[INFO] [stderr]   Downloaded tide v0.11.0
[INFO] [stderr]   Downloaded async-h1 v2.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] 7d93048088854d8c15be99990183f53eb2e01cb98f9af7de9d06a937f85bcc51
[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" "7d93048088854d8c15be99990183f53eb2e01cb98f9af7de9d06a937f85bcc51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d93048088854d8c15be99990183f53eb2e01cb98f9af7de9d06a937f85bcc51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d93048088854d8c15be99990183f53eb2e01cb98f9af7de9d06a937f85bcc51", kill_on_drop: false }`
[INFO] [stdout] 7d93048088854d8c15be99990183f53eb2e01cb98f9af7de9d06a937f85bcc51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1b4d2fc06729d29f64812bfe2a8a970e5fdb606305c7a6526ba3e8f28dc72544
[INFO] running `Command { std: "docker" "start" "-a" "1b4d2fc06729d29f64812bfe2a8a970e5fdb606305c7a6526ba3e8f28dc72544", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.65
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling wasm-bindgen v0.2.65
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling subtle v2.2.3
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling parking v1.0.5
[INFO] [stderr]    Compiling waker-fn v1.0.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling send_wrapper v0.4.0
[INFO] [stderr]    Compiling async-task v3.0.0
[INFO] [stderr]    Compiling zeroize v1.1.0
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling fastrand v1.3.3
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling data-encoding v2.2.1
[INFO] [stderr]    Compiling pin-project-lite v0.1.7
[INFO] [stderr]    Compiling infer v0.1.7
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling route-recognizer v0.1.13
[INFO] [stderr]    Compiling standback v0.2.9
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling concurrent-queue v1.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling universal-hash v0.3.0
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling aead v0.2.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling polyval v0.3.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling aes-soft v0.3.3
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling byte-pool v0.2.1
[INFO] [stderr]    Compiling ghash v0.2.3
[INFO] [stderr]    Compiling hkdf v0.8.0
[INFO] [stderr]    Compiling aes v0.3.2
[INFO] [stderr]    Compiling aes-gcm v0.5.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.65
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.65
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.65
[INFO] [stderr]    Compiling time-macros v0.1.0
[INFO] [stderr]    Compiling cookie v0.14.1
[INFO] [stderr]    Compiling pin-project v0.4.22
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling blocking v0.4.6
[INFO] [stderr]    Compiling smol v0.1.18
[INFO] [stderr]    Compiling serde_qs v0.6.1
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling femme v2.1.0
[INFO] [stderr]    Compiling js-sys v0.3.42
[INFO] [stderr]    Compiling web-sys v0.3.42
[INFO] [stderr]    Compiling gloo-timers v0.2.1
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling async-std v1.6.2
[INFO] [stderr]    Compiling http-types v2.3.0
[INFO] [stderr]    Compiling async-h1 v2.1.0
[INFO] [stderr]    Compiling async-sse v3.0.0
[INFO] [stderr]    Compiling tide v0.11.0
[INFO] [stderr]    Compiling taku-n v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `async_std::println`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use async_std::println;
[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 dev [unoptimized + debuginfo] target(s) in 1m 41s
[INFO] running `Command { std: "docker" "inspect" "1b4d2fc06729d29f64812bfe2a8a970e5fdb606305c7a6526ba3e8f28dc72544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b4d2fc06729d29f64812bfe2a8a970e5fdb606305c7a6526ba3e8f28dc72544", kill_on_drop: false }`
[INFO] [stdout] 1b4d2fc06729d29f64812bfe2a8a970e5fdb606305c7a6526ba3e8f28dc72544
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] fec80c06c9650cce350fa8159a4ba2f0436b1b72c07cef609b5e3c9e50ba3963
[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" "fec80c06c9650cce350fa8159a4ba2f0436b1b72c07cef609b5e3c9e50ba3963", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling taku-n v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `async_std::println`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use async_std::println;
[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 0.82s
[INFO] running `Command { std: "docker" "inspect" "fec80c06c9650cce350fa8159a4ba2f0436b1b72c07cef609b5e3c9e50ba3963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fec80c06c9650cce350fa8159a4ba2f0436b1b72c07cef609b5e3c9e50ba3963", kill_on_drop: false }`
[INFO] [stdout] fec80c06c9650cce350fa8159a4ba2f0436b1b72c07cef609b5e3c9e50ba3963
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 39088515f1b60eb562a4a7d2543bdb8955a2780efe16f2b3eb0cb90cb5764114
[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" "39088515f1b60eb562a4a7d2543bdb8955a2780efe16f2b3eb0cb90cb5764114", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `async_std::println`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use async_std::println;
[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 0.39s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/taku_n-12d1270d0060606f
[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" "39088515f1b60eb562a4a7d2543bdb8955a2780efe16f2b3eb0cb90cb5764114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39088515f1b60eb562a4a7d2543bdb8955a2780efe16f2b3eb0cb90cb5764114", kill_on_drop: false }`
[INFO] [stdout] 39088515f1b60eb562a4a7d2543bdb8955a2780efe16f2b3eb0cb90cb5764114