[INFO] fetching crate file_transfer 0.1.1...
[INFO] testing file_transfer-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate file_transfer 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate file_transfer 0.1.1
[INFO] finished tweaking crates.io crate file_transfer 0.1.1
[INFO] tweaked toml for crates.io crate file_transfer 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate file_transfer 0.1.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate file_transfer 0.1.1 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce055d447e290e1be6c48977f01d7d3f8d998d4d93a65a1938b3dd84fd6bb2d7
[INFO] running `Command { std: "docker" "start" "-a" "ce055d447e290e1be6c48977f01d7d3f8d998d4d93a65a1938b3dd84fd6bb2d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce055d447e290e1be6c48977f01d7d3f8d998d4d93a65a1938b3dd84fd6bb2d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce055d447e290e1be6c48977f01d7d3f8d998d4d93a65a1938b3dd84fd6bb2d7", kill_on_drop: false }`
[INFO] [stdout] ce055d447e290e1be6c48977f01d7d3f8d998d4d93a65a1938b3dd84fd6bb2d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 147cbf93418c513726bdbb98c47cc1681ca7dc0b737d25c5f41bacad6f8c5638
[INFO] running `Command { std: "docker" "start" "-a" "147cbf93418c513726bdbb98c47cc1681ca7dc0b737d25c5f41bacad6f8c5638", kill_on_drop: false }`
[INFO] [stderr]    Compiling file_transfer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/ftp.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]  --> src/ftp.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "147cbf93418c513726bdbb98c47cc1681ca7dc0b737d25c5f41bacad6f8c5638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "147cbf93418c513726bdbb98c47cc1681ca7dc0b737d25c5f41bacad6f8c5638", kill_on_drop: false }`
[INFO] [stdout] 147cbf93418c513726bdbb98c47cc1681ca7dc0b737d25c5f41bacad6f8c5638
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfe781006bfd2473411a414fab985b42ec981fb749103133a594c328f9fcb9a1
[INFO] running `Command { std: "docker" "start" "-a" "bfe781006bfd2473411a414fab985b42ec981fb749103133a594c328f9fcb9a1", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/ftp.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]  --> src/ftp.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling file_transfer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/ftp.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]  --> src/ftp.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "bfe781006bfd2473411a414fab985b42ec981fb749103133a594c328f9fcb9a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfe781006bfd2473411a414fab985b42ec981fb749103133a594c328f9fcb9a1", kill_on_drop: false }`
[INFO] [stdout] bfe781006bfd2473411a414fab985b42ec981fb749103133a594c328f9fcb9a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 48969ac6928ded831dd0768ab06b0c5e4f3fd50e13a48faaa0009f1adecaaf22
[INFO] running `Command { std: "docker" "start" "-a" "48969ac6928ded831dd0768ab06b0c5e4f3fd50e13a48faaa0009f1adecaaf22", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]  --> src/ftp.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::path::Path;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude::*`
[INFO] [stderr]  --> src/ftp.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `file_transfer` (lib) generated 2 warnings (run `cargo fix --lib -p file_transfer` to apply 2 suggestions)
[INFO] [stderr] warning: `file_transfer` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/file_transfer-67eb89249f262270)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/client_main.rs (/opt/rustwide/target/debug/deps/client_main-8a0eb72649a11fdd)
[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] [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 unittests src/bin/host_main.rs (/opt/rustwide/target/debug/deps/host_main-89cffcf6e2cfe8a2)
[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]    Doc-tests file_transfer
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/ftp.rs - ftp::FTP::get_ip_file (line 95) ... FAILED
[INFO] [stdout] test src/ftp.rs - ftp::FTP::new (line 25) ... FAILED
[INFO] [stdout] test src/ftp.rs - ftp::FTP::recv (line 67) ... FAILED
[INFO] [stdout] test src/ftp.rs - ftp::FTP::send (line 43) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/ftp.rs - ftp::FTP::get_ip_file (line 95) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `File` in this scope
[INFO] [stdout]   --> src/ftp.rs:96:11
[INFO] [stdout]    |
[INFO] [stdout] 96 | let file: File = ftp.get_ip_file();
[INFO] [stdout]    |           ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 95 + use std::fs::File;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ftp` in this scope
[INFO] [stdout]   --> src/ftp.rs:96:18
[INFO] [stdout]    |
[INFO] [stdout] 96 | let file: File = ftp.get_ip_file();
[INFO] [stdout]    |                  ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/ftp.rs - ftp::FTP::new (line 25) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `FTP`
[INFO] [stdout]   --> src/ftp.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 | let ftp = FTP::new("127.0.0.1:8080", File::create("/home/user/file.txt"));
[INFO] [stdout]    |           ^^^ use of undeclared type `FTP`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 25 + use file_transfer::ftp::FTP;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File`
[INFO] [stdout]   --> src/ftp.rs:26:38
[INFO] [stdout]    |
[INFO] [stdout] 26 | let ftp = FTP::new("127.0.0.1:8080", File::create("/home/user/file.txt"));
[INFO] [stdout]    |                                      ^^^^ use of undeclared type `File`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 25 + use std::fs::File;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/ftp.rs - ftp::FTP::recv (line 67) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `FTP`
[INFO] [stdout]   --> src/ftp.rs:68:11
[INFO] [stdout]    |
[INFO] [stdout] 68 | let ftp = FTP::new("127.0.0.1:8080", File::create("/home/user/file.txt"));
[INFO] [stdout]    |           ^^^ use of undeclared type `FTP`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 67 + use file_transfer::ftp::FTP;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File`
[INFO] [stdout]   --> src/ftp.rs:68:38
[INFO] [stdout]    |
[INFO] [stdout] 68 | let ftp = FTP::new("127.0.0.1:8080", File::create("/home/user/file.txt"));
[INFO] [stdout]    |                                      ^^^^ use of undeclared type `File`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 67 + use std::fs::File;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/ftp.rs - ftp::FTP::send (line 43) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `FTP`
[INFO] [stdout]   --> src/ftp.rs:44:11
[INFO] [stdout]    |
[INFO] [stdout] 44 | let ftp = FTP::new("127.0.0.1:8080", File::create("/home/user/file.txt"));
[INFO] [stdout]    |           ^^^ use of undeclared type `FTP`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 43 + use file_transfer::ftp::FTP;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File`
[INFO] [stdout]   --> src/ftp.rs:44:38
[INFO] [stdout]    |
[INFO] [stdout] 44 | let ftp = FTP::new("127.0.0.1:8080", File::create("/home/user/file.txt"));
[INFO] [stdout]    |                                      ^^^^ use of undeclared type `File`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 43 + use std::fs::File;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/ftp.rs - ftp::FTP::get_ip_file (line 95)
[INFO] [stdout]     src/ftp.rs - ftp::FTP::new (line 25)
[INFO] [stdout]     src/ftp.rs - ftp::FTP::recv (line 67)
[INFO] [stdout]     src/ftp.rs - ftp::FTP::send (line 43)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "48969ac6928ded831dd0768ab06b0c5e4f3fd50e13a48faaa0009f1adecaaf22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48969ac6928ded831dd0768ab06b0c5e4f3fd50e13a48faaa0009f1adecaaf22", kill_on_drop: false }`
[INFO] [stdout] 48969ac6928ded831dd0768ab06b0c5e4f3fd50e13a48faaa0009f1adecaaf22
