[INFO] fetching crate narnia 0.1.0...
[INFO] checking narnia-0.1.0 against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] extracting crate narnia 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate narnia 0.1.0 on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate narnia 0.1.0
[INFO] finished tweaking crates.io crate narnia 0.1.0
[INFO] tweaked toml for crates.io crate narnia 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b86eac99da7c37251d5d7e9f6d7d1073f55586dbc45be3b857eaa553ab200ea
[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" "8b86eac99da7c37251d5d7e9f6d7d1073f55586dbc45be3b857eaa553ab200ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b86eac99da7c37251d5d7e9f6d7d1073f55586dbc45be3b857eaa553ab200ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b86eac99da7c37251d5d7e9f6d7d1073f55586dbc45be3b857eaa553ab200ea", kill_on_drop: false }`
[INFO] [stdout] 8b86eac99da7c37251d5d7e9f6d7d1073f55586dbc45be3b857eaa553ab200ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eacec4f08b2a12851fa2891bdb7981bb25f2b70856aef06beb8ab949522a56a3
[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" "eacec4f08b2a12851fa2891bdb7981bb25f2b70856aef06beb8ab949522a56a3", kill_on_drop: false }`
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
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[INFO] [stderr]     Checking try-lock v0.1.0
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[INFO] [stderr]     Checking sha1 v0.4.0
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[INFO] [stderr]     Checking itoa v0.4.6
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[INFO] [stderr]    Compiling quote v1.0.7
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[INFO] [stderr]     Checking tokio v0.1.22
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[INFO] [stderr]     Checking tokio-core v0.1.17
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[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking bincode v1.3.1
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[INFO] [stderr]     Checking narnia v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     error_chain! {
[INFO] [stdout] 24 | |         foreign_links {
[INFO] [stdout] 25 | |             Io(std::io::Error);
[INFO] [stdout] 26 | |             AddrParse(std::net::AddrParseError);
[INFO] [stdout] 27 | |             Toml(toml::de::Error);
[INFO] [stdout] 28 | |         }
[INFO] [stdout] 29 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     error_chain! {
[INFO] [stdout] 24 | |         foreign_links {
[INFO] [stdout] 25 | |             Io(std::io::Error);
[INFO] [stdout] 26 | |             AddrParse(std::net::AddrParseError);
[INFO] [stdout] 27 | |             Toml(toml::de::Error);
[INFO] [stdout] 28 | |         }
[INFO] [stdout] 29 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     error_chain! {
[INFO] [stdout] 24 | |         foreign_links {
[INFO] [stdout] 25 | |             Io(std::io::Error);
[INFO] [stdout] 26 | |             AddrParse(std::net::AddrParseError);
[INFO] [stdout] 27 | |             Toml(toml::de::Error);
[INFO] [stdout] 28 | |         }
[INFO] [stdout] 29 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     error_chain! {
[INFO] [stdout] 24 | |         foreign_links {
[INFO] [stdout] 25 | |             Io(std::io::Error);
[INFO] [stdout] 26 | |             AddrParse(std::net::AddrParseError);
[INFO] [stdout] 27 | |             Toml(toml::de::Error);
[INFO] [stdout] 28 | |         }
[INFO] [stdout] 29 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     error_chain! {
[INFO] [stdout] 24 | |         foreign_links {
[INFO] [stdout] 25 | |             Io(std::io::Error);
[INFO] [stdout] 26 | |             AddrParse(std::net::AddrParseError);
[INFO] [stdout] 27 | |             Toml(toml::de::Error);
[INFO] [stdout] 28 | |         }
[INFO] [stdout] 29 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     error_chain! {
[INFO] [stdout] 24 | |         foreign_links {
[INFO] [stdout] 25 | |             Io(std::io::Error);
[INFO] [stdout] 26 | |             AddrParse(std::net::AddrParseError);
[INFO] [stdout] 27 | |             Toml(toml::de::Error);
[INFO] [stdout] 28 | |         }
[INFO] [stdout] 29 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "eacec4f08b2a12851fa2891bdb7981bb25f2b70856aef06beb8ab949522a56a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eacec4f08b2a12851fa2891bdb7981bb25f2b70856aef06beb8ab949522a56a3", kill_on_drop: false }`
[INFO] [stdout] eacec4f08b2a12851fa2891bdb7981bb25f2b70856aef06beb8ab949522a56a3