[INFO] fetching crate tracetree 0.1.5... [INFO] checking tracetree-0.1.5 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073 [INFO] extracting crate tracetree 0.1.5 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate tracetree 0.1.5 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tracetree 0.1.5 [INFO] finished tweaking crates.io crate tracetree 0.1.5 [INFO] tweaked toml for crates.io crate tracetree 0.1.5 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded indextree v1.3.0 [INFO] [stderr] Downloaded spawn-ptrace v0.1.2 [INFO] [stderr] Downloaded nix v0.8.1 [INFO] [stderr] Downloaded chrono v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6a802230d09918809e5e1d6f40db0d08f324838c8c87f14389ae915775596655 [INFO] running `Command { std: "docker" "start" "-a" "6a802230d09918809e5e1d6f40db0d08f324838c8c87f14389ae915775596655", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6a802230d09918809e5e1d6f40db0d08f324838c8c87f14389ae915775596655", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a802230d09918809e5e1d6f40db0d08f324838c8c87f14389ae915775596655", kill_on_drop: false }` [INFO] [stdout] 6a802230d09918809e5e1d6f40db0d08f324838c8c87f14389ae915775596655 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3880fb342aa02177f73caed71073cac0ee6c35988f2e8bc497407f5f3429dbe [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f3880fb342aa02177f73caed71073cac0ee6c35988f2e8bc497407f5f3429dbe", kill_on_drop: false }` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking serde v0.9.15 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking nix v0.8.1 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking nix v0.18.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Compiling backtrace v0.3.59 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Checking chrono v0.3.0 [INFO] [stderr] Checking spawn-ptrace v0.1.2 [INFO] [stderr] Checking tracetree v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/errors.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | / error_chain! { [INFO] [stdout] 4 | | foreign_links { [INFO] [stdout] 5 | | Io(io::Error); [INFO] [stdout] 6 | | } [INFO] [stdout] 7 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/errors.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | / error_chain! { [INFO] [stdout] 4 | | foreign_links { [INFO] [stdout] 5 | | Io(io::Error); [INFO] [stdout] 6 | | } [INFO] [stdout] 7 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/errors.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | / error_chain! { [INFO] [stdout] 4 | | foreign_links { [INFO] [stdout] 5 | | Io(io::Error); [INFO] [stdout] 6 | | } [INFO] [stdout] 7 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/errors.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | / error_chain! { [INFO] [stdout] 4 | | foreign_links { [INFO] [stdout] 5 | | Io(io::Error); [INFO] [stdout] 6 | | } [INFO] [stdout] 7 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:115:18 [INFO] [stdout] | [INFO] [stdout] 115 | let out: Box = matches.value_of_os("out") [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:116:66 [INFO] [stdout] | [INFO] [stdout] 116 | .and_then(|o| File::create(o).map(|f| Box::new(f) as Box).ok()) [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:117:59 [INFO] [stdout] | [INFO] [stdout] 117 | .unwrap_or_else(|| Box::new(stdout.lock()) as Box); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:115:18 [INFO] [stdout] | [INFO] [stdout] 115 | let out: Box = matches.value_of_os("out") [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:116:66 [INFO] [stdout] | [INFO] [stdout] 116 | .and_then(|o| File::create(o).map(|f| Box::new(f) as Box).ok()) [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:117:59 [INFO] [stdout] | [INFO] [stdout] 117 | .unwrap_or_else(|| Box::new(stdout.lock()) as Box); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:18:47 [INFO] [stdout] | [INFO] [stdout] 18 | use std::sync::atomic::{AtomicBool, Ordering, ATOMIC_BOOL_INIT}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:22:39 [INFO] [stdout] | [INFO] [stdout] 22 | static SIGNAL_DELIVERED: AtomicBool = ATOMIC_BOOL_INIT; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:18:47 [INFO] [stdout] | [INFO] [stdout] 18 | use std::sync::atomic::{AtomicBool, Ordering, ATOMIC_BOOL_INIT}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:22:39 [INFO] [stdout] | [INFO] [stdout] 22 | static SIGNAL_DELIVERED: AtomicBool = ATOMIC_BOOL_INIT; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.97s [INFO] running `Command { std: "docker" "inspect" "f3880fb342aa02177f73caed71073cac0ee6c35988f2e8bc497407f5f3429dbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3880fb342aa02177f73caed71073cac0ee6c35988f2e8bc497407f5f3429dbe", kill_on_drop: false }` [INFO] [stdout] f3880fb342aa02177f73caed71073cac0ee6c35988f2e8bc497407f5f3429dbe