[INFO] fetching crate ftc_http 2.2.0...
[INFO] testing ftc_http-2.2.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate ftc_http 2.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate ftc_http 2.2.0
[INFO] finished tweaking crates.io crate ftc_http 2.2.0
[INFO] tweaked toml for crates.io crate ftc_http 2.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ftc_http 2.2.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ftc_http 2.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c3ae9b0524991e701e7c481e93848bd9748085c97f121f891f3402e32150ae0
[INFO] running `Command { std: "docker" "start" "-a" "4c3ae9b0524991e701e7c481e93848bd9748085c97f121f891f3402e32150ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c3ae9b0524991e701e7c481e93848bd9748085c97f121f891f3402e32150ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c3ae9b0524991e701e7c481e93848bd9748085c97f121f891f3402e32150ae0", kill_on_drop: false }`
[INFO] [stdout] 4c3ae9b0524991e701e7c481e93848bd9748085c97f121f891f3402e32150ae0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31f5273f18139525ca1c08b31d45df92603af9a53326504340b376b137b7e8d4
[INFO] running `Command { std: "docker" "start" "-a" "31f5273f18139525ca1c08b31d45df92603af9a53326504340b376b137b7e8d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
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[INFO] [stderr]    Compiling encoding_rs v0.8.29
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[INFO] [stderr]    Compiling time-macros-impl v0.1.2
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[INFO] [stderr]    Compiling webpki-roots v0.21.1
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[INFO] [stderr]    Compiling tokio-rustls v0.22.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling ipnet v2.3.1
[INFO] [stderr]    Compiling h2 v0.3.6
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling structopt v0.3.25
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling hyper v0.14.13
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling cookie_store v0.15.0
[INFO] [stderr]    Compiling confy v0.4.0
[INFO] [stderr]    Compiling hyper-rustls v0.22.1
[INFO] [stderr]    Compiling reqwest v0.11.6
[INFO] [stderr]    Compiling ftc_http v2.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: named argument `e` is not used by name
[INFO] [stdout]   --> src/robot/util.rs:67:44
[INFO] [stdout]    |
[INFO] [stdout] 67 |                   eprintln!($fmt, $($arg, )* e = err);
[INFO] [stdout]    |                                              ^ this named argument is referred to by position in formatting string
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/main.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 | /         catch!(
[INFO] [stdout] 90 | |             confy::store("ftc_http", AppConfig::default()),
[INFO] [stdout] 91 | |             1,
[INFO] [stdout] 92 | |             "Failed {} to save configuration to file. \n\n{e}"
[INFO] [stdout]    | |                     -- this formatting argument uses named argument `e` by position
[INFO] [stdout] 93 | |         );
[INFO] [stdout]    | |_________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `catch` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]   --> src/main.rs:92:22
[INFO] [stdout]    |
[INFO] [stdout] 92 |             "Failed {e} to save configuration to file. \n\n{e}"
[INFO] [stdout]    |                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `e` is not used by name
[INFO] [stdout]    --> src/robot/util.rs:67:44
[INFO] [stdout]     |
[INFO] [stdout]  67 |                   eprintln!($fmt, $($arg, )* e = err);
[INFO] [stdout]     |                                              ^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/main.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 | /         catch!(
[INFO] [stdout] 122 | |             confy::store("ftc_http", conf),
[INFO] [stdout] 123 | |             1,
[INFO] [stdout] 124 | |             "Failed {} to save configuration to file. \n\n{e}"
[INFO] [stdout]     | |                     -- this formatting argument uses named argument `e` by position
[INFO] [stdout] 125 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `catch` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]    --> src/main.rs:124:22
[INFO] [stdout]     |
[INFO] [stdout] 124 |             "Failed {e} to save configuration to file. \n\n{e}"
[INFO] [stdout]     |                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 31s
[INFO] running `Command { std: "docker" "inspect" "31f5273f18139525ca1c08b31d45df92603af9a53326504340b376b137b7e8d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f5273f18139525ca1c08b31d45df92603af9a53326504340b376b137b7e8d4", kill_on_drop: false }`
[INFO] [stdout] 31f5273f18139525ca1c08b31d45df92603af9a53326504340b376b137b7e8d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a37e69f2a37a572dfa0dce0f57b7e6414b1d2719d8ece130f8380641e5da49e9
[INFO] running `Command { std: "docker" "start" "-a" "a37e69f2a37a572dfa0dce0f57b7e6414b1d2719d8ece130f8380641e5da49e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling ftc_http v2.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: named argument `e` is not used by name
[INFO] [stdout]   --> src/robot/util.rs:67:44
[INFO] [stdout]    |
[INFO] [stdout] 67 |                   eprintln!($fmt, $($arg, )* e = err);
[INFO] [stdout]    |                                              ^ this named argument is referred to by position in formatting string
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/main.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 | /         catch!(
[INFO] [stdout] 90 | |             confy::store("ftc_http", AppConfig::default()),
[INFO] [stdout] 91 | |             1,
[INFO] [stdout] 92 | |             "Failed {} to save configuration to file. \n\n{e}"
[INFO] [stdout]    | |                     -- this formatting argument uses named argument `e` by position
[INFO] [stdout] 93 | |         );
[INFO] [stdout]    | |_________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `catch` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]   --> src/main.rs:92:22
[INFO] [stdout]    |
[INFO] [stdout] 92 |             "Failed {e} to save configuration to file. \n\n{e}"
[INFO] [stdout]    |                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `e` is not used by name
[INFO] [stdout]    --> src/robot/util.rs:67:44
[INFO] [stdout]     |
[INFO] [stdout]  67 |                   eprintln!($fmt, $($arg, )* e = err);
[INFO] [stdout]     |                                              ^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/main.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 | /         catch!(
[INFO] [stdout] 122 | |             confy::store("ftc_http", conf),
[INFO] [stdout] 123 | |             1,
[INFO] [stdout] 124 | |             "Failed {} to save configuration to file. \n\n{e}"
[INFO] [stdout]     | |                     -- this formatting argument uses named argument `e` by position
[INFO] [stdout] 125 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `catch` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]    --> src/main.rs:124:22
[INFO] [stdout]     |
[INFO] [stdout] 124 |             "Failed {e} to save configuration to file. \n\n{e}"
[INFO] [stdout]     |                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "a37e69f2a37a572dfa0dce0f57b7e6414b1d2719d8ece130f8380641e5da49e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a37e69f2a37a572dfa0dce0f57b7e6414b1d2719d8ece130f8380641e5da49e9", kill_on_drop: false }`
[INFO] [stdout] a37e69f2a37a572dfa0dce0f57b7e6414b1d2719d8ece130f8380641e5da49e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eb0b28e5faa7a65c24e166211a785ebc67b7996132c5eb23ced6ccd80e40f640
[INFO] running `Command { std: "docker" "start" "-a" "eb0b28e5faa7a65c24e166211a785ebc67b7996132c5eb23ced6ccd80e40f640", kill_on_drop: false }`
[INFO] [stderr] warning: named argument `e` is not used by name
[INFO] [stderr]   --> src/robot/util.rs:67:44
[INFO] [stderr]    |
[INFO] [stderr] 67 |                   eprintln!($fmt, $($arg, )* e = err);
[INFO] [stderr]    |                                              ^ this named argument is referred to by position in formatting string
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/main.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 | /         catch!(
[INFO] [stderr] 90 | |             confy::store("ftc_http", AppConfig::default()),
[INFO] [stderr] 91 | |             1,
[INFO] [stderr] 92 | |             "Failed {} to save configuration to file. \n\n{e}"
[INFO] [stderr]    | |                     -- this formatting argument uses named argument `e` by position
[INFO] [stderr] 93 | |         );
[INFO] [stderr]    | |_________- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `catch` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use the named argument by name to avoid ambiguity
[INFO] [stderr]   --> src/main.rs:92:22
[INFO] [stderr]    |
[INFO] [stderr] 92 |             "Failed {e} to save configuration to file. \n\n{e}"
[INFO] [stderr]    |                      +
[INFO] [stderr] 
[INFO] [stderr] warning: named argument `e` is not used by name
[INFO] [stderr]    --> src/robot/util.rs:67:44
[INFO] [stderr]     |
[INFO] [stderr]  67 |                   eprintln!($fmt, $($arg, )* e = err);
[INFO] [stderr]     |                                              ^ this named argument is referred to by position in formatting string
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/main.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 | /         catch!(
[INFO] [stderr] 122 | |             confy::store("ftc_http", conf),
[INFO] [stderr] 123 | |             1,
[INFO] [stderr] 124 | |             "Failed {} to save configuration to file. \n\n{e}"
[INFO] [stderr]     | |                     -- this formatting argument uses named argument `e` by position
[INFO] [stderr] 125 | |         );
[INFO] [stderr]     | |_________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `catch` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use the named argument by name to avoid ambiguity
[INFO] [stderr]    --> src/main.rs:124:22
[INFO] [stderr]     |
[INFO] [stderr] 124 |             "Failed {e} to save configuration to file. \n\n{e}"
[INFO] [stderr]     |                      +
[INFO] [stderr] 
[INFO] [stderr] warning: `ftc_http` (bin "ftc_http" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ftc_http-c6b5489571bcbc07)
[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" "eb0b28e5faa7a65c24e166211a785ebc67b7996132c5eb23ced6ccd80e40f640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb0b28e5faa7a65c24e166211a785ebc67b7996132c5eb23ced6ccd80e40f640", kill_on_drop: false }`
[INFO] [stdout] eb0b28e5faa7a65c24e166211a785ebc67b7996132c5eb23ced6ccd80e40f640