[INFO] fetching crate dpc-rdup-du 0.2.0...
[INFO] testing dpc-rdup-du-0.2.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate dpc-rdup-du 0.2.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate dpc-rdup-du 0.2.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dpc-rdup-du 0.2.0
[INFO] finished tweaking crates.io crate dpc-rdup-du 0.2.0
[INFO] tweaked toml for crates.io crate dpc-rdup-du 0.2.0 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7bd74bee08caaa4ad6c312dcb1a5d0627423b5435826d865a974759f905ff074
[INFO] running `Command { std: "docker" "start" "-a" "7bd74bee08caaa4ad6c312dcb1a5d0627423b5435826d865a974759f905ff074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bd74bee08caaa4ad6c312dcb1a5d0627423b5435826d865a974759f905ff074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bd74bee08caaa4ad6c312dcb1a5d0627423b5435826d865a974759f905ff074", kill_on_drop: false }`
[INFO] [stdout] 7bd74bee08caaa4ad6c312dcb1a5d0627423b5435826d865a974759f905ff074
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e873d7f7578dc471082ea20eff90b85acf07e1b44595a883b97022cf387c294
[INFO] running `Command { std: "docker" "start" "-a" "5e873d7f7578dc471082ea20eff90b85acf07e1b44595a883b97022cf387c294", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling dpc-rdup-du v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |               cb: &mut FnMut(&Path),
[INFO] [stdout]    |                        ^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&Path)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:96:29
[INFO] [stdout]    |
[INFO] [stdout] 96 |               mut err: &mut FnMut(&Path, io::Error)) {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&Path, io::Error)`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:96:15
[INFO] [stdout]    |
[INFO] [stdout] 96 |               mut err: &mut FnMut(&Path, io::Error)) {
[INFO] [stdout]    |               ----^^^
[INFO] [stdout]    |               |
[INFO] [stdout]    |               help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/main.rs:232:26
[INFO] [stdout]     |
[INFO] [stdout] 232 |         Err(f) => panic!(f.to_string()),
[INFO] [stdout]     |                          ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 232 |         Err(f) => panic!("{}", f.to_string()),
[INFO] [stdout]     |                          ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 232 |         Err(f) => std::panic::panic_any(f.to_string()),
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `Command { std: "docker" "inspect" "5e873d7f7578dc471082ea20eff90b85acf07e1b44595a883b97022cf387c294", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e873d7f7578dc471082ea20eff90b85acf07e1b44595a883b97022cf387c294", kill_on_drop: false }`
[INFO] [stdout] 5e873d7f7578dc471082ea20eff90b85acf07e1b44595a883b97022cf387c294
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b83139530bbb68acb7050fb42889a35735fac49e80802ba27784819ab199e9d7
[INFO] running `Command { std: "docker" "start" "-a" "b83139530bbb68acb7050fb42889a35735fac49e80802ba27784819ab199e9d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling dpc-rdup-du v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |               cb: &mut FnMut(&Path),
[INFO] [stdout]    |                        ^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&Path)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:96:29
[INFO] [stdout]    |
[INFO] [stdout] 96 |               mut err: &mut FnMut(&Path, io::Error)) {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&Path, io::Error)`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:96:15
[INFO] [stdout]    |
[INFO] [stdout] 96 |               mut err: &mut FnMut(&Path, io::Error)) {
[INFO] [stdout]    |               ----^^^
[INFO] [stdout]    |               |
[INFO] [stdout]    |               help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/main.rs:232:26
[INFO] [stdout]     |
[INFO] [stdout] 232 |         Err(f) => panic!(f.to_string()),
[INFO] [stdout]     |                          ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 232 |         Err(f) => panic!("{}", f.to_string()),
[INFO] [stdout]     |                          ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 232 |         Err(f) => std::panic::panic_any(f.to_string()),
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "b83139530bbb68acb7050fb42889a35735fac49e80802ba27784819ab199e9d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b83139530bbb68acb7050fb42889a35735fac49e80802ba27784819ab199e9d7", kill_on_drop: false }`
[INFO] [stdout] b83139530bbb68acb7050fb42889a35735fac49e80802ba27784819ab199e9d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9e83456b17a10040b7d7341209c09c686f4d1eaca483f78d6ea3d78476c2fd90
[INFO] running `Command { std: "docker" "start" "-a" "9e83456b17a10040b7d7341209c09c686f4d1eaca483f78d6ea3d78476c2fd90", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:95:24
[INFO] [stderr]    |
[INFO] [stderr] 95 |               cb: &mut FnMut(&Path),
[INFO] [stderr]    |                        ^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&Path)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:96:29
[INFO] [stderr]    |
[INFO] [stderr] 96 |               mut err: &mut FnMut(&Path, io::Error)) {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&Path, io::Error)`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:96:15
[INFO] [stderr]    |
[INFO] [stderr] 96 |               mut err: &mut FnMut(&Path, io::Error)) {
[INFO] [stderr]    |               ----^^^
[INFO] [stderr]    |               |
[INFO] [stderr]    |               help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/main.rs:232:26
[INFO] [stderr]     |
[INFO] [stderr] 232 |         Err(f) => panic!(f.to_string()),
[INFO] [stderr]     |                          ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 232 |         Err(f) => panic!("{}", f.to_string()),
[INFO] [stderr]     |                          ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 232 |         Err(f) => std::panic::panic_any(f.to_string()),
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rdup_du-8ef61804344760d8)
[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" "9e83456b17a10040b7d7341209c09c686f4d1eaca483f78d6ea3d78476c2fd90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e83456b17a10040b7d7341209c09c686f4d1eaca483f78d6ea3d78476c2fd90", kill_on_drop: false }`
[INFO] [stdout] 9e83456b17a10040b7d7341209c09c686f4d1eaca483f78d6ea3d78476c2fd90
