[INFO] fetching crate safe 0.1.0...
[INFO] testing safe-0.1.0 against try#5bc97a20e5cc382ae6d19f727a9e73eeb2734548 for pr-99093
[INFO] extracting crate safe 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate safe 0.1.0 on toolchain 5bc97a20e5cc382ae6d19f727a9e73eeb2734548
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5bc97a20e5cc382ae6d19f727a9e73eeb2734548" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safe 0.1.0
[INFO] finished tweaking crates.io crate safe 0.1.0
[INFO] tweaked toml for crates.io crate safe 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5bc97a20e5cc382ae6d19f727a9e73eeb2734548" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5bc97a20e5cc382ae6d19f727a9e73eeb2734548" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+5bc97a20e5cc382ae6d19f727a9e73eeb2734548" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd2b249c4e4b905e08a37f23194633638735b931063173fb46d86290e2b7d00b
[INFO] running `Command { std: "docker" "start" "-a" "bd2b249c4e4b905e08a37f23194633638735b931063173fb46d86290e2b7d00b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd2b249c4e4b905e08a37f23194633638735b931063173fb46d86290e2b7d00b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd2b249c4e4b905e08a37f23194633638735b931063173fb46d86290e2b7d00b", kill_on_drop: false }`
[INFO] [stdout] bd2b249c4e4b905e08a37f23194633638735b931063173fb46d86290e2b7d00b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+5bc97a20e5cc382ae6d19f727a9e73eeb2734548" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57dc44a62061bfce7a3440f2a96087c3f7a37f6e1f5c588d0f405383960a043d
[INFO] running `Command { std: "docker" "start" "-a" "57dc44a62061bfce7a3440f2a96087c3f7a37f6e1f5c588d0f405383960a043d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling serde_derive v1.0.140
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling serde v1.0.140
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling camino v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling semver v1.0.12
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling pulldown-cmark v0.9.1
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling bytecount v0.6.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling cargo-platform v0.1.2
[INFO] [stderr]    Compiling cargo_metadata v0.14.2
[INFO] [stderr]    Compiling skeptic v0.13.7
[INFO] [stderr]    Compiling safe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.20s
[INFO] running `Command { std: "docker" "inspect" "57dc44a62061bfce7a3440f2a96087c3f7a37f6e1f5c588d0f405383960a043d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57dc44a62061bfce7a3440f2a96087c3f7a37f6e1f5c588d0f405383960a043d", kill_on_drop: false }`
[INFO] [stdout] 57dc44a62061bfce7a3440f2a96087c3f7a37f6e1f5c588d0f405383960a043d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+5bc97a20e5cc382ae6d19f727a9e73eeb2734548" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3783e8364090175d0d44feea6ca295a48328eebefdbb14c50cc22e9c7fab7ef2
[INFO] running `Command { std: "docker" "start" "-a" "3783e8364090175d0d44feea6ca295a48328eebefdbb14c50cc22e9c7fab7ef2", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "3783e8364090175d0d44feea6ca295a48328eebefdbb14c50cc22e9c7fab7ef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3783e8364090175d0d44feea6ca295a48328eebefdbb14c50cc22e9c7fab7ef2", kill_on_drop: false }`
[INFO] [stdout] 3783e8364090175d0d44feea6ca295a48328eebefdbb14c50cc22e9c7fab7ef2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+5bc97a20e5cc382ae6d19f727a9e73eeb2734548" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3cd861f377e7a1a32bff2e849a98e81181d7fd6ff1fb8e5f62f8257b45b9f5ae
[INFO] running `Command { std: "docker" "start" "-a" "3cd861f377e7a1a32bff2e849a98e81181d7fd6ff1fb8e5f62f8257b45b9f5ae", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/safe-8ffb335d2b6b2027)
[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] [stderr]      Running tests/skeptic.rs (/opt/rustwide/target/debug/deps/skeptic-80b65078722187f3)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test readme_sect_getting_started_line_24 ... ok
[INFO] [stdout] test readme_sect_getting_started_line_14 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests safe
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] test src/lib.rs - (line 45) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3cd861f377e7a1a32bff2e849a98e81181d7fd6ff1fb8e5f62f8257b45b9f5ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cd861f377e7a1a32bff2e849a98e81181d7fd6ff1fb8e5f62f8257b45b9f5ae", kill_on_drop: false }`
[INFO] [stdout] 3cd861f377e7a1a32bff2e849a98e81181d7fd6ff1fb8e5f62f8257b45b9f5ae