[INFO] fetching crate smol-file 0.2.0...
[INFO] testing smol-file-0.2.0 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate smol-file 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate smol-file 0.2.0
[INFO] finished tweaking crates.io crate smol-file 0.2.0
[INFO] tweaked toml for crates.io crate smol-file 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate smol-file 0.2.0 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate smol-file 0.2.0 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded leb128 v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f590e1cd94b371eaf55a7ae8080d4a2d6666c8abaddfc7f0feaf6760a51a8c3
[INFO] running `Command { std: "docker" "start" "-a" "9f590e1cd94b371eaf55a7ae8080d4a2d6666c8abaddfc7f0feaf6760a51a8c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f590e1cd94b371eaf55a7ae8080d4a2d6666c8abaddfc7f0feaf6760a51a8c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f590e1cd94b371eaf55a7ae8080d4a2d6666c8abaddfc7f0feaf6760a51a8c3", kill_on_drop: false }`
[INFO] [stdout] 9f590e1cd94b371eaf55a7ae8080d4a2d6666c8abaddfc7f0feaf6760a51a8c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05d10189508e1dfe6bc8cfaa64713f5503835c2ef2f240a7b58f597cdcd4b78a
[INFO] running `Command { std: "docker" "start" "-a" "05d10189508e1dfe6bc8cfaa64713f5503835c2ef2f240a7b58f597cdcd4b78a", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling smol-file v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "05d10189508e1dfe6bc8cfaa64713f5503835c2ef2f240a7b58f597cdcd4b78a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05d10189508e1dfe6bc8cfaa64713f5503835c2ef2f240a7b58f597cdcd4b78a", kill_on_drop: false }`
[INFO] [stdout] 05d10189508e1dfe6bc8cfaa64713f5503835c2ef2f240a7b58f597cdcd4b78a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 284143dbd9a05e45f1f64d37f758a2c990d28fdd4737ae89164111e13db178ac
[INFO] running `Command { std: "docker" "start" "-a" "284143dbd9a05e45f1f64d37f758a2c990d28fdd4737ae89164111e13db178ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling smol-file v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "284143dbd9a05e45f1f64d37f758a2c990d28fdd4737ae89164111e13db178ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "284143dbd9a05e45f1f64d37f758a2c990d28fdd4737ae89164111e13db178ac", kill_on_drop: false }`
[INFO] [stdout] 284143dbd9a05e45f1f64d37f758a2c990d28fdd4737ae89164111e13db178ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 01828b491cf9a3ed11d43c9a61cdd6d20b0a10f1c96163e7182de7e0f520e97d
[INFO] running `Command { std: "docker" "start" "-a" "01828b491cf9a3ed11d43c9a61cdd6d20b0a10f1c96163e7182de7e0f520e97d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/smol_file-61e1c977dba8f9f8)
[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/test.rs (/opt/rustwide/target/debug/deps/test-0b6a00fbcab6f7c7)
[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 smol_file
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - SmolBlob::decode (line 148) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 11) ... FAILED
[INFO] [stdout] test src/lib.rs - SmolBlob::encode (line 92) ... FAILED
[INFO] [stdout] test src/lib.rs - SmolBlob::decode_blob (line 254) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - SmolBlob::decode (line 148) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SmolBlob`
[INFO] [stdout]    --> src/lib.rs:149:23
[INFO] [stdout]     |
[INFO] [stdout] 149 | let decoded: String = SmolBlob::decode(&encoded.buffer()).unwrap();
[INFO] [stdout]     |                       ^^^^^^^^ use of undeclared type `SmolBlob`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 148 + use smol_file::SmolBlob;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `encoded` in this scope
[INFO] [stdout]    --> src/lib.rs:149:41
[INFO] [stdout]     |
[INFO] [stdout] 149 | let decoded: String = SmolBlob::decode(&encoded.buffer()).unwrap();
[INFO] [stdout]     |                                         ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `fs`
[INFO] [stdout]    --> src/lib.rs:150:1
[INFO] [stdout]     |
[INFO] [stdout] 150 | fs::write("unsmol.bin", &decoded).unwrap();
[INFO] [stdout]     | ^^ use of unresolved module or unlinked crate `fs`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `fs`, use `cargo add fs` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]     |
[INFO] [stdout] 148 + use std::fs;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 11) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `space` in this scope
[INFO] [stdout]   --> src/lib.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 |  ^ space
[INFO] [stdout]    |    ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 11 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_11_0() {
[INFO] [stdout]    |                                                                          - help: try adding a return type: `-> str`
[INFO] [stdout] 12 | / " abcdefghijklmnopqrstuvwxyz.!?12"  
[INFO] [stdout] 13 | |  ^ space
[INFO] [stdout]    | |________^ expected `()`, found `str`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - SmolBlob::encode (line 92) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `SmolBlob` in this scope
[INFO] [stdout]   --> src/lib.rs:93:14
[INFO] [stdout]    |
[INFO] [stdout] 93 | let encoded: SmolBlob = SmolBlob::encode(&input);
[INFO] [stdout]    |              ^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 92 + use smol_file::SmolBlob;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SmolBlob`
[INFO] [stdout]   --> src/lib.rs:93:25
[INFO] [stdout]    |
[INFO] [stdout] 93 | let encoded: SmolBlob = SmolBlob::encode(&input);
[INFO] [stdout]    |                         ^^^^^^^^ use of undeclared type `SmolBlob`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 92 + use smol_file::SmolBlob;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `input` in this scope
[INFO] [stdout]   --> src/lib.rs:93:43
[INFO] [stdout]    |
[INFO] [stdout] 93 | let encoded: SmolBlob = SmolBlob::encode(&input);
[INFO] [stdout]    |                                           ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `fs`
[INFO] [stdout]   --> src/lib.rs:94:1
[INFO] [stdout]    |
[INFO] [stdout] 94 | fs::write("smol.bin", &encoded.buffer()).unwrap();
[INFO] [stdout]    | ^^ use of unresolved module or unlinked crate `fs`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `fs`, use `cargo add fs` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]    |
[INFO] [stdout] 92 + use std::fs;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - SmolBlob::decode_blob (line 254) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SmolBlob`
[INFO] [stdout]    --> src/lib.rs:255:23
[INFO] [stdout]     |
[INFO] [stdout] 255 | let decoded: String = SmolBlob::decode_blob(&encoded).unwrap();
[INFO] [stdout]     |                       ^^^^^^^^ use of undeclared type `SmolBlob`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 254 + use smol_file::SmolBlob;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `encoded` in this scope
[INFO] [stdout]    --> src/lib.rs:255:46
[INFO] [stdout]     |
[INFO] [stdout] 255 | let decoded: String = SmolBlob::decode_blob(&encoded).unwrap();
[INFO] [stdout]     |                                              ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `fs`
[INFO] [stdout]    --> src/lib.rs:256:1
[INFO] [stdout]     |
[INFO] [stdout] 256 | fs::write("unsmol.bin", &decoded).unwrap();
[INFO] [stdout]     | ^^ use of unresolved module or unlinked crate `fs`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `fs`, use `cargo add fs` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]     |
[INFO] [stdout] 254 + use std::fs;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 11)
[INFO] [stdout]     src/lib.rs - SmolBlob::decode (line 148)
[INFO] [stdout]     src/lib.rs - SmolBlob::decode_blob (line 254)
[INFO] [stdout]     src/lib.rs - SmolBlob::encode (line 92)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "01828b491cf9a3ed11d43c9a61cdd6d20b0a10f1c96163e7182de7e0f520e97d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01828b491cf9a3ed11d43c9a61cdd6d20b0a10f1c96163e7182de7e0f520e97d", kill_on_drop: false }`
[INFO] [stdout] 01828b491cf9a3ed11d43c9a61cdd6d20b0a10f1c96163e7182de7e0f520e97d
