[INFO] cloning repository https://github.com/ahzzano/tasklist
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ahzzano/tasklist" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahzzano%2Ftasklist", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahzzano%2Ftasklist'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4edc8a542f2a602cb4d2b1bc6e9c8442c2fb7066
[INFO] checking ahzzano/tasklist against f4dd856795debe636f2ba39a900f162f5abeb7e8 for pr-160904
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahzzano%2Ftasklist" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ahzzano/tasklist
[INFO] finished tweaking git repo https://github.com/ahzzano/tasklist
[INFO] tweaked toml for git repo https://github.com/ahzzano/tasklist written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ahzzano/tasklist on toolchain f4dd856795debe636f2ba39a900f162f5abeb7e8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f4dd856795debe636f2ba39a900f162f5abeb7e8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ahzzano/tasklist 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" "+f4dd856795debe636f2ba39a900f162f5abeb7e8" "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-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b182fbc3c833b2c4bc344578f17fae262359ae460cf2b7ef2abb572a3460a85c
[INFO] running `Command { std: "docker" "start" "b182fbc3c833b2c4bc344578f17fae262359ae460cf2b7ef2abb572a3460a85c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b182fbc3c833b2c4bc344578f17fae262359ae460cf2b7ef2abb572a3460a85c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b182fbc3c833b2c4bc344578f17fae262359ae460cf2b7ef2abb572a3460a85c" "/opt/rustwide/cargo-home/bin/cargo" "+f4dd856795debe636f2ba39a900f162f5abeb7e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b182fbc3c833b2c4bc344578f17fae262359ae460cf2b7ef2abb572a3460a85c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b182fbc3c833b2c4bc344578f17fae262359ae460cf2b7ef2abb572a3460a85c" "/opt/rustwide/cargo-home/bin/cargo" "+f4dd856795debe636f2ba39a900f162f5abeb7e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]     Checking tasklist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: cannot find `windows` in `os`
[INFO] [stdout]   --> src/main.rs:11:14
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::os::windows::prelude::FileExt;
[INFO] [stdout]    |              ^^^^^^^ could not find `windows` in `os`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /rustc/f4dd856795debe636f2ba39a900f162f5abeb7e8/library/std/src/os/mod.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item is gated behind the `windows` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek_write` found for struct `File` in the current scope
[INFO] [stdout]    --> src/main.rs:183:10
[INFO] [stdout]     |
[INFO] [stdout] 183 |     file.seek_write(t_s.as_bytes(), 0)
[INFO] [stdout]     |          ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `write` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/f4dd856795debe636f2ba39a900f162f5abeb7e8/library/core/src/io/write.rs:101:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `windows` in `os`
[INFO] [stdout]   --> src/main.rs:11:14
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::os::windows::prelude::FileExt;
[INFO] [stdout]    |              ^^^^^^^ could not find `windows` in `os`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /rustc/f4dd856795debe636f2ba39a900f162f5abeb7e8/library/std/src/os/mod.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item is gated behind the `windows` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cli_data`
[INFO] [stdout]   --> src/main.rs:77:28
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn list_tasks(data: &Data, cli_data: &CLI) {
[INFO] [stdout]    |                            ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cli_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tasklist` (bin "tasklist" test) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `seek_write` found for struct `File` in the current scope
[INFO] [stdout]    --> src/main.rs:183:10
[INFO] [stdout]     |
[INFO] [stdout] 183 |     file.seek_write(t_s.as_bytes(), 0)
[INFO] [stdout]     |          ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `write` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/f4dd856795debe636f2ba39a900f162f5abeb7e8/library/core/src/io/write.rs:101:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::io::Write;
[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 variable: `cli_data`
[INFO] [stdout]   --> src/main.rs:77:28
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn list_tasks(data: &Data, cli_data: &CLI) {
[INFO] [stdout]    |                            ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cli_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tasklist` (bin "tasklist") due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "b182fbc3c833b2c4bc344578f17fae262359ae460cf2b7ef2abb572a3460a85c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b182fbc3c833b2c4bc344578f17fae262359ae460cf2b7ef2abb572a3460a85c", kill_on_drop: false }`
[INFO] [stdout] b182fbc3c833b2c4bc344578f17fae262359ae460cf2b7ef2abb572a3460a85c
